PU Stress ball 1.Promotional PU Round Stress Ball; 2.Safe material nontoxic and soft, 3.Suitable for all ages. 1.Made of high quality polyurethane,2.which is both non-toxic and boidegradable, it can recover after sqeezing.3.Stress balls are one of the most popular promotional products.4.it can be make in any shape, The surface is smooth.5.Innocuity, without any sharp edge, suitable for children playin

Fashion PU Stress Yoyo Ball