1、The rubber surface is coated with a special adhesive material to improve the rotation of the ball. 2、The surface can greatly extend the service life of rubber.​ 3、It can also enhance sensing ability.​ 4、​It can make the speed of passing the ball much quicker. 5、Great for the small strength athletes, can make a longer ball curve.<br> Features:<br> The rubber surface is coated with a special adhesive material to improve the rotation of the ball.<br> The surface can greatly extend the service life of rubber.<br> It can also enhance sensing ability.<br> It can make the speed of passing the ball much quicker.<br> Great for the small strength athletes, can make a longer ball curve.<br> Specification:<br> Material: rubber<br> Color options: red, black<br> Size: Approx. 18*18*2cm / 7.1*7.1*0.8in<br> Weight: Approx. 75g<br> Package List:<br> 1 x Rubber<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin