Remember that old stress ball of yours that popped out after a couple of times using? Alright, that was the end of an era. Now you are given the chance to have something sturdy and durable, something that you’ll keep for a lifetime. Our heavy-duty membrane is going to hold all those small rubber balls safely inside, while at the same time you can keep squeezing over and over again.
Stretchable, squeezable, bouncy. This is a ball that is exceptionally soft to the touch and easy to squeeze; very low resistance. It is filled with a dense foam putty that you can stretch and shape. Reform the ball and it will bounce.
Before playing, please put the egg yolk liquid for a few minutes to allow it to solidify; Squeeze his body and watch him spit egg yolk, squeeze again to suck the yolk back, great for finger strength exercises.