[This review was collected as part of a promotion.] This works just as well as I imagined it would. The quality of the elastic rubber looks thin, but is actually nice and strong. I've even recommended this for my mother who broke her arm earlier this year and is looking for ways to slowly work her muscles, starting in her hands. She had been squeezing on a stress ball, but this is even better cause it works both sides of her hand/arm muscles.
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