Endless elastic resistance exercise device
作者： Carol L. Levy , Deborah Blank
DOI:
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摘要: An elastic resistance exercise device includes an endless member that returns to its original or near shape and length after being stretched. The is loosely encased by endless, gathered fabric sleeve permits the stretch several times also limits amount of member. Two handgrips are connected member, made a material which soft compressible user it has been compressed.
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