Yakavharwa tepi: kushanda zvakanaka, zvayakanakira nezvayakaipira + 25 ribhoni kurovedza mu sifco

Elastic tepi chishandiso chemitambo chakagadzirwa neraba rakasimba (latex) rekusimba uye kusimba kwetsandanyama, kugadzirisa muviri uye kutambanudza maekisesaizi. Nerubatsiro rwezvikwata zvakasununguka unogona kushanda pakusimbisa mhasuru usingashandisi zvinorema.

Isu tinokupa iwe rwese ruzivo rwakakosha nezve iro rakasungwa bhendi: zvakanakira nezvayakaipira mashandisiro, kushanda kwekudzora uremu, matipi ekusarudza mabhanhire akasimba, kuenzanisa nemimwe midziyo yemitambo. Uye zvakare apedza seti yemitambo neiyo yakasununguka bhendi kune mhasuru yemuviri.

Ruzhinji ruzivo nezve yakasununguka tepi

Iyo yakasununguka bhendi iri kuwedzera chishandiso chakakurumbira kune avo vanoda kushanda pasimba remhasuru uye kurerukirwa kubva munzvimbo dzedambudziko. Kana iwe usati wamboedza kuita netepi, iwe uchashamisika kuti mangani ekushandisa anotakura kurovedza pamwe neyakajairwa, inoita kunge yakasimba. Elastic bhendi iri nyore kushandisa asi inoshanda zvakanyanya kana uchishanda pamhasuru dzemuviri. Iwe unozogona kushandira pane kusimudzira kwesimba musimba, kutsungirira uye kushanduka. Zvakare, urwu rudzi rwekurovedza muviri runopa kusanyanya kushushikana pamajoini uye inobatanidza matissue. Sezvinowanzoitika, ndiyo yakapusa yemidziyo yemitambo ndiyo yakachengeteka zvakanyanya kune hutano.

Iyi mhando yemidziyo yemitambo inoshandiswa zvakanyanya mukusimbisa simba, maPilates, makirasi pakatambanudza uye nekuchinjika. Iyo inonziwo rubber band, tape-absorber kana theraband (muChirungu, thera-band). Nekuda kwekuumbika kwayo uye kuita kwakawanda kwetepi kwakapararira mumitambo yekumba. Kuwedzera, varairidzi vehunyanzvi vanoratidzira chirongwa vachishandisa rudzi urwu rwemidziyo.

Bhandi rakareba rakareba rerabha rakakurumbira mune dzinojairika uye kumba. Pakutanga iyo yakasununguka bhendi inoshandiswa mu physiotherapy kune vakwegura uye kune vanhu vanopora kubva mukukuvara. Ikozvino rudzi urwu rwekuwedzera rwazove nyore nyore imwe nzira yemahara mahuremu nemachina.

Ngatigarei pane zvakanakira kudzidziswa neyakavharwa bhandi. Nei rudzi urwu rwemidziyo yemitambo yaive yakakurumbira, uye kunyangwe kubudirira kukwikwidza ne dumbbells uye barbell?

Zvakanakira kudzidziswa neyakavharwa bhendi

1. Kukwana. Ribhoni rinotora nzvimbo diki-diki: mushure mekurovedza muviri ingoibvisa mudhirowa kusvika chikamu chinotevera. Expander yakakosha kuti ishandiswe pamba, nekuti iri compact zvakanyanya uye yakakodzera kunyangwe kune avo vane shoma nzvimbo.
2. Ease. Elastic tepi inorema chero chinhu uye nyore kutakura. Unogona kumutora parwendo, rwendo rwebhizinesi, rwendo uye kunyange kufamba kana iwe uchida kurovedza muviri mumhepo nyowani. Inokwana muhombodo diki uye kunyangwe muhomwe yako.
3. Mutengo wakaderera. Iyo yerabha bhendi inogona kuverengerwa kune imwe yeasina kudhura maturusi ehutano. Mutengo waro muRussia unotanga kubva ku200 rubles, uye muzvitoro zvekune dzimwe nyika online unogona kuraira tepi ye $ 2-3.
4. Njodzi yakaderera yekukuvara. Munguva yekurovedza muviri neiyo yerabha bhendi zvese zviri zviviri zvinomira uye zvine simba mutoro mukati mehurefu hwesimba. Naizvozvo, kudzidziswa pamwe neanoshambadzira kunopa yakaderera majoini uye mitsipa, izvo zvinoderedza mukana wekukuvara uye kupwanya.
5. Shanda pamapoka ese emhasuru. Elastic bhendi inokutendera kuti ushandise mhasuru dzese dzemuviri, asi kunyanya mhasuru dzemakumbo, maoko, mapendekete, chifuva, musana, magaro. Anenge ese maekisesaizi aunogona kuita nemahara mahuremu anogona zvakare kuitwa ne tepi.
6. Adaptive mutoro nhanho. Uine tepi damper iwe unogara uchishanda pakufambira mberi kwavo uye kukura kwesimba, nekuti ine akawanda mafambiro ekurwisa, zvinoenderana nekukasira kwerabha. Neimwe nzira, kana nekuwedzera, kugadzirisa iko kusimba kwekushomeka, kusimbisa kana kushomeka, pane kunetsana kunopesana. Kana iwe ukaisa chingamu mumatanda akati wandei, zvinokwanisika kuwedzera mutoro.
7. Inoshanda kune maPilates uye kutambanudza. Rubhabha bhandi rinoshandiswa zvakanyanya mukudzidziswa kwePilates uye kutambanudza: zvinogona kubatsira kuti basa riisanganisira iro rekuwedzera mhasuru uye rinowedzera mafambiro eamplitudes. Nekudaro, nekuda kwekukanganisa kwakaderera kwemajoini Workout kunogara kwakachengeteka.
8. Unifomu mutoro. Tape-expander inopa yunifomu mutoro pamusoro penzira yese yekutambanudza, kubvisa nzvimbo dzakafa. Nekuda kwekukakavadzana nguva dzose, mhasuru hadzi zorodze chero nguva. Izvi zvinokutendera iwe kuti udzidzise zvakakwana sezvinobvira.
9. Hunyanzvi hwekuuraya. Panguva yekurovedza muviri neelastic bhandi inobviswa uchishandisa inertia panguva yekufamba. Semuenzaniso, bhero kana dumbbell iwe yaunogona kukanda, nekudaro uchibayira hunyanzvi uye nekuwedzera mushure mekuisa sustava ligaments. Iine yakakura uye hazvigoneke kuita, saka iwe unozomanikidzwa kuita maekisesaizi zvine hunyanzvi uye nenzira kwayo, uchideredza njodzi yekukuvara.
10. Kusiyana mukudzidziswa. Semutemo, mhasuru dzinokurumidza kuchinjika kune iwo mafambiro uye inoderedza kushanda kwekudzidziswa. Kuwedzera maturusi matsva kubasa rako, iwe unowedzera kugadzirwa kwekudzidzisa, uye nekudaro unokwanisa kuzadzisa zvinangwa zvako nekukurumidza.
11. Rakafara nzira yekufamba. Kusiyana nemimwe midziyo yemitambo, ine ribhoni iri nyore kushanda munzira dzakasiyana: kumberi, kumashure, kudivi neparutivi. Uye iyo angle, trajectory uye nhanho yekufamba haina muganho, iyo inokupa iwe mukana wekushanda mhasuru kunyange zvirinani.
12. Iko kushandiswa kwezviito zvinozivikanwa. Iyo tepi yekudzidzira inowanzo shandiswa akajairika mafambiro kubva echinyakare simba kudzidziswa aine mahara mahuremu. Semuenzaniso, kusimudza pamabiceps, kutambanudza maoko kumativi, yakatarwa bhenji yekudhinda pamapfudzi inogona kuitwa neakakoromoka uye ekuwedzera.
13. Kugadzikana kana iwe uchirovedza muviri. Elastic bhendi haina mapfumo, saka unogona kushandisa chero kubata, kusiyanisa simba remhirizhonga, sunga mhete pamakumbo ake. Nekuda kwekureba kureba kusiana kwemutoro kwakanyanya kukosha.
14. Inokodzera vakadzi mushure mekusununguka. Kazhinji mushure mekuzvara kunorambidza kudzidziswa nekuda kweiyo axial mutoro pane musana uye nhengo dzechiuno. Mune ino kesi yakakurudzira maekisesaizi neiyo yakasungwa bhendi, inoenderana nemisimboti ye stato-simba.
15. Inokodzera kudzidziswa kwakabatana. Elastic tepi inochinja-chinja zvekuti iwe unogona kuishandisa pamwe pamwe nemakomba, izvo zvinobvumidza kuwana zvakanakira mhando mbiri dzekurovedza muviri kamwechete:

Aya mabhenefiti akajeka sekuumbana, kuita zvinhu zvakasiyana-siyana, kurerukirwa, kuchengetedzeka uye nemutengo wakaderera vagadzira elastic band ndechimwe chezvinhu zvinonyanya kufarirwa pamusika wemitambo. Iye zvino unogona kunyatsoita simba rekudzidzisa kumba usingatenge mabhero uye mabhero. Nekudaro, izvo zvinokuvadza uye zvisina kufadza maficha emabhanhire aripowo.

Kukanganisa kwekudzidziswa neyakavharwa bhendi

1. Latex inogona kukonzera kurwara. Midziyo yekugadzirwa kwezvimedu zvemanyowani muzviitiko zvakawanda ndeye latex, iri chaizvo allergenic. Munzvimbo dzinosangana ganda nematepi, unogona kuona kutsvuka, kutsamwa kana kuzvimba. Mune ino kesi, kurovedzwa neiyo yakasungwa bhendi zviri nani kuti usadzidzira kana kutenga hypoallergenic tepi isina-late.
2. Iko kusagadzikana kwekirasi. Panguva yekurovedza muviri, bhendi rakasununguka rinogona kutsvedza kubva mumaoko ako, RUB chanza cheruoko rwako kana kutokonzeresa kutsamwa kubva mukushushikana kwazvinoita zvese. Mune ino kesi, iwe unogona kushandisa emitambo magurovhosi asina-kutsvedza kupfeka.
3. Iyo yakasununguka bhendi inokasira kukurumidza kupfeka. Kusiyana nemahara emahara ane kushandiswa kwenguva yakareba kwazvo, mabhendi chigadzirwa chenguva pfupi. Nekufamba kwenguva, ivo vanotambanudza uye vanorasikirwa neyekutanga elasticity kana kunyange kutyora.
4. "Kudyara" musimba remberi. Chimwe chinokanganisa ndechekuti pane imwe nguva iwe haugone kuenderera nekuwedzera kuomarara neiyo yakasungwa bhendi. Kusiyana nemahara emahara, kuramba bhendi basa rine muganho chaiwo. Saka kana chinangwa chako chiri chekuwedzera simba, nekukurumidza kana gare gare iwe uchafanirwa kunyorera kune dumbbells, barbell kana magetsi emagetsi.
5. Zvakaoma kuona mhedzisiro. Paunenge uchishandisa dumbbells, unogona nyore nyore kutarisa kufambira mberi kwako nekuti iwe unonyatsoziva huremu hwekushandisa mukubata kwako. Iyo yakasununguka bhendi hapana yakavimbika nzira yekuyera basa rako.

Pasinei nokuti izvo kurovedza muviri pamwe neexpander mune biomechanics yakachengeteka, kupfuura kurovedza muviri ne dumbbells uye barbell, ivo vanogona zvakare kukonzera kukuvara kune mhasuru, ligaments uye tendon yezvikanganiso muhunyanzvi. Uye kana nezve zvirema zvemahara zvichipa ruzivo rwakawanda pamusoro pekuitwa kwadzo kwese kwese (zvese mumabhuku uye neInternet), kudzidziswa neakafukura zvakadzama nhungamiro zvishoma.

Saka chenjera kana uchidzidziswa neyakavharwa bhendi, pamberi pekirasi ndapota verenga zvishandiso zvekushandisa. Kana iwe uchidzidzisa pane vhidhiyo, tarisa mafambiro emudzidzisi uye edza kutevedzera ese mirairo.

Sei kusarudza kwakavharwa nenyama bhendi?

Tenga rakasununguka tepi inogona kunge iri muzvitoro zvemitambo. MuchiRungu inonzi the kuramba bhendi, latex bhendi, theraband. Mumutauro weRussia unogona kuwana mazita akadaro: rubber band, tepi damper tepi-expander, yekurapa tepi, theraband kana tepi yePilates. Kupesana neiyo tubular kuramba mabhendi, elastic band inowanzo kuwanikwa pakutengesa muzvitoro zvechivanhu uye kunyangwe, sekutonga, kubva kune vanoverengeka vagadziri.

Mabhendi akasununguka ane mazinga akati wandei ekusimba kwevanhu vane gadziriro dzakasiyana dzemuviri. Kazhinji inowanikwa matatu ekudzivirira matanho: akapfava, epakati uye akaomarara, asi vamwe vagadziri vanogona kunge vari mashanu kana kunyangwe matanhatu nhanho dzekusimba. Zvinoenderana nemabhande ekudzivirira ane ruvara rwakasiyana. Nekudaro, kunyora kodhi kunogona kuve kwakasiyana zvichienderana nemugadziri, saka zviri nani kutsvaga tsananguro chaiyo yezvinhu, kwete kuvimba chete neruvara.

Sangana nedanho rinotevera:

• Yero: rakapfava bhendi, rakadzika kwazvo mutoro nhanho
• Dzvuku, ruvara: wepakati mutoro
• Pepuru, lilac, bhuruu, yakaoma tepi, yakakwira mutoro nhanho.

Asi simbisa zvakare, iyo kodhi yekodhi yakasiyana zvichienderana nemugadziri, saka zviri nani kutsvaga chaicho chigadzirwa. Mune zvimwe zvitoro zvepamhepo zvinowanzo tengesa mitsetse yemavara akasiyana, asi iwo iwo iwo mwero wekurwisa. Dzimwe nguva dzinotengeswa yakazara seti yematepi ine anosvika matatu matatu ekudzivirira mazinga. Saka ive shuwa yekutarisa kurondedzerwa kwechigadzirwa usati watenga icho.

Ongororo yakazara FITNESS EQUIPMENT yekumba

Kureba kweiyo yakasununguka bhendi inosarudza isiri pasi pe1.2 m, kunyangwe kazhinji ichidhonzwa zvakanaka. Nekudaro, iyo inowedzera kureba kwetepi, iko kusiyanisa kwakawanda maitiro aunogona kusarudza. Uye zvakare, iyo tambo refu inogona kupetwa, ichipa imwe mutoro. Hupamhi hweribhoni paavhareji kuva 15-20 cm.

Kunge chero chimwe chigadzirwa, elastic band inosiyana nemhando zvichienderana nemugadziri. Nekufamba kwenguva, izvo zvinhu zvinoumba mushambadzi zvinogona kupera uye kurasikirwa nesimba, uye izvi zvinoderedza kushanda kwemakirasi. Izvo zvirinani izvo zvinhu, iyo yakareba iyo inogona kugara.

Yakavharwa bhendi kana kusimba bhendi?

Iye zvino mukurumbira wepamusoro wakawana zvikwata zvemuviri, izvo zvinomiririra mhete yekuwedzera uye kuwedzera kwakanaka kune yakasununguka bhendi Chakadaro chingamu (mini bhandi kuramba chiuno) pfeka tsoka kana maoko uye zvinopa kumwe kuramba kana iwe uchirovedza muviri. Fitness elastic band inonyanya kushanda pakubata nenzvimbo dzinonetsa pazvidya nemagaro. Kana zvichidikanwa, unogona kusunga refu yakasununguka bhendi kutenderedza makumbo uye kutsiva saka iyo yekusimba chingamu.

Muhuremu hwazvino uye kurovedzwa kwemoyo kunowanzo shandisa mabhendi akasimba. Vanopa mutoro mukuru pachikamu chepamusoro nechepasi chemuviri, zvinonyanya kushanda. Iyo yakasununguka bhendi inoshandiswa zvakanyanya kana uchidzidzisa maoko uye kumashure, pamwe nepakati pePilates uye kutambanudza. Nekudaro, kune zvimwe zvakasiyana uye mhando yemakirasi isu tinokurudzira iwe kuti utenge rakasununguka uye ribhoni, uye seti yemafitness bhandi. Zvese zviri zviviri uye iwe unonyatso kuve unobatsira, kunyanya sezvo ivo vachidhura kwazvo.

Paunenge uchisarudza mabhanhire akasimba, mabhendi ehutano haavakanganise nemabhandi erabha, ndeimwe mimwe michina yemitambo. Yakagadzirirwa kudzidziswa kwesimba uye inokodzera kwazvo kune avo vanoda yakasimba mhasuru yemuviri.

Elastic tepi kana tubular expander?

Munyika dzekuMadokero kudzidziswa uremu kazhinji dzinoshandisa tubular expander uye iyo yakasununguka bhendi iri kuwedzera kushandiswa kuPilates uye kutambanudza. MuRussia uye neCIS tubular expander haisati yawana mukurumbira, saka zvakaoma kuwana muzvitoro zvakajairika. Chaizvoizvo, pakudzidzisa simba iyi mitambo miviri zvishandiso zvinochinjika. Asi misiyano ichiripo.

Musiyano uripo pakati petubular expander uye yakasununguka bhendi:

• Iyo tubular expander iri nyore mukati mekirasi nekuda kwekuvapo kwekubata; elastic band inogona RUB maoko ake uye kunyange kukonzera kutsamwa.
• Iyo tubular expander haina kuvimbika kupfuura tepi: kazhinji inopwanya uye inopera nekukurumidza.
• Elastic tepi inonyanya kushanduka kana iwe uchirovedza muviri, nekuti haina mabato uye ine abofkureba kwazvo.
• Tepi inokodzera zvakaenzana kusimbisa simba uye Pilates kudzidziswa uye kutambanudza. Nekudaro, kudzidziswa kwesimba kunonyanya kushanda kushandisa tubular expander.
• Muzvitoro zveRussia zviri nyore kuwana rakasununguka bhendi pane iro tubular expander.

Muchikamu chekune dzimwe nyika chakapedzwa videotronic yakawanda tubular expander kupfuura ne tepi. Asi iwe unogona kushandisa yakasununguka bhendi mumapurogiramu akadaro pasina kurasikirwa kwakasimba kwekugona. Onawo: Wepamusoro gumi nemaviri kudzidziswa kwesimba neanowedzera tubular yemuviri wese.

25 kurovedza muviri neyakavharwa bhandi

Isu tinokupa iwe yakasarudzika sarudzo yemitambo neiyo yakasununguka bhendi yezvikamu zvepamusoro uye zvepasi zvemuviri. Kubudikidza nemaexercise aya unogona kusimbisa mhasuru, kukudziridza simba, kugadzirisa mamiriro uye kuomesa muviri.

Chikamu chezviitwa zvinoitwa nebhendi rekusimbisa muviri, asi kana uine tambo refu chete, unogona kungoisungira pamakumbo angu. Iyo yakasimba ichaomesa bhandi, zvichanyanya kuomarara kuita maekisesaizi, saka kusimba kwayo kunochinja kwakazvimiririra.

Kudzidzira muviri wepamusoro

1. Kumuka kwemaoko pane biceps

2. Kutwasanudza maoko pama triceps

3. Butterfly yemhasuru dzechipfuva

4. Diagonal kuberekana kwemapfudzi uye chipfuva

5. Simuka diagonally kumapfudzi

6. Simudza maoko pamberi pake pamafudzi

7. Kubereka maoko pamapendekete

8. Dhinda pamapfudzi

9. Dhonza bhandi kumashure

10. Vertical kudhonzera kumashure

11. Dhonza tepi kumashure

Kudzidzira kwemudumbu nemakumbo

1. Bhiridha rinokudzwa

2. Gumbo rinosimudza mubridge

3. Achikweva mabvi ake pazambuko

4. Bhasikoro yedumbu nemakumbo

5. Nhanho kudivi mune tambo

Exercises for chidya nemagaro

1. Makumbo ekubvuta kumashure akamira

2. Squat + gumbo Kubvutwa kudivi

3. Lateral mapapu

4. Masiketi ane bench press

5. Kufamba netepi munzira

6. Kumuka kwemakumbo yedhaimondi

7. Kusimudza gumbo pachiuno chako

8. Makumbo ekubvuta kumashure

9. Kusimudza gumbo padivi

10. Kubvuta tsoka kudivi

11. Kusimudza makumbo wakarara nedumbu

Kutenda kune iyo gifs youtube chiteshi: Iye Anogara Akakodzera Musikana, StrongandFlexTV, Pahla Bowers, CheroUp, Super Sista Kusimba.

Chirongwa kurovedza neyakawedzera bhendi!

Tinokupa iwe chirongwa chezviitwa neyakavharwa bhendi yemuviri wepamusoro (maoko, mapendekete, chifuva, musana) nemuviri wezasi (dumbu, zvidya, magaro). Unogona kusiyanisa makirasi maviri aya kana kusanganisa muzuva rimwe kana uine nguva.

Kudzidzira muviri wepamusoro

Kudzidzira:

• Iko kusimuka kwemaoko pane biceps
• Kutwasanudza maoko pama triceps
• Butterfly yechipfuva tsandanyama
• Diagonal kubereka kwemapfudzi uye chipfuva
• Kubereka maoko pamapfudzi
• Dhinda pamapfudzi
• Dhonza bhandi kumashure
• Dhonza tepi neruoko rumwe
• Vertical dhonza kuti udzokere

Ita yega yega yekurovedza muviri 12-15 reps mune matatu seti. Kana kurovedza kwacho kukaitwa kurudyi uye kuruboshwe, saka ita nzira mbiri paruoko rumwe nerumwe (nzira dzese ina). Zorora pakati peyakagadzika 3 masekondi pakati pezviitwa 30-1.5 maminetsi.

Kudzidziswa kwedumbu, makumbo uye magaro

Kudzidzira:

• Squat + gumbo Kubvuta kune iyo divi
• Kufamba netepi munzira
• Makumbo ekubvuta kumashure akamira
• Iyo inobwinya bhiriji
• Gumbo rinosimudza mubridge
• Bhasikoro yedumbu nemakumbo
• Kusimudza gumbo padivi
• Kubvuta tsoka kudivi
• Kubvuta makumbo kumashure

Ita yega yega yekurovedza muviri 12-15 reps mune matatu seti. Kana iwe ukaita iko kurovedza kurudyi uye kuruboshwe tsoka, saka ita nzira mbiri pagumbo rega rega (yakazara nzira ina). Zorora pakati peyakagadzika 3 masekondi pakati pezviitwa 30-1.5 maminetsi.

Tenga yakachipa yakasununguka bhendi

Saka akawanda akasiyana uye asingadhuri trinkets ari kutengeswa muchitoro chepamhepo Aliexpress. Kutenga mabhendi akasununguka iwe uchave nemukana zvakanyatsoita uye zvinobudirira kubata nemhando dzakasiyana dzekurovedza pamba.

Isu takasarudza zvitoro zvinozivikanwa paAliexpress nenhamba hombe yemirairo, yakakwira avhareji chiyero uye mhinduro yakanaka. Mutengo weanenge ese matepi uri mune huwandu hwe200-400 rubles. Zvinongedzo zvichavhura muhwindo idzva.

Yakavharwa tepi 150 cm

Kureba kwematepi 150 cm, upamhi 10-15 cm, uye mutengo we tepi zvinoenderana nehupamhi uye ukobvu. Iyo mukobvu tepi, yakasimba kuramba. Zvinyorwa - yakasikwa latex. Mutengo 150-300 rubles.

• Tenga 1
• Tenga 2
• Tenga 3

Kwakavharwa nenyama bhendi 150-180 cm

Kureba kwetape 150-180 cm, upamhi 15 cm tepi Makakatanwa kubva pa10 kusvika ku20 kg zvichienderana neruvara (mutengesi akapa mapaundi). Zvinyorwa - zvakasikwa latex. Mutengo 150-300 rubles.

• Tenga 1
• Tenga 2
• Tenga 3

Mienzaniso yevhidhiyo ine elastic band

Kana iwe uchida kuita neyekupedzisa vhidhiyo yekudzidzisa neyakaomeswa tepi, inokupa iwe yakawanda mienzaniso yevhidhiyo ine yakasununguka bhendi. Ive neshuwa yekutarisawo:

Wepamusoro makumi maviri apedza VIDEO neyakavharwa bhendi

1. Kuita maekisesaizi emabhandi aine bhendi rakasununguka

2. Workout yezvombo uye chipfuva zvine elastic tepi

3. Kudzidziswa kwemuviri wese

Kuita maekisesaizi nebhendi rakasununguka kunokubatsira kuwana chimiro chepamba pamba pasina kushandisa yakakura uye yakaoma michina. Chishandiso chakareruka uye chinosvikika chekugwinya chinoda kuve mumba yemunhu wese.

Onawo: kurovedza bhora rehuremu hwekurema: kushanda uye hunhu. Ungasarudza sei fitball?