USA (2) Heavier Iron Ball with Chime + (1) Basketball Squeeze Ball - Stress Relief Finger Therapy After Hand Exercise Grip Ball (X Man Mangeto's Toy Iron Balls) A pair of silver Iron Ball ( w Crispy Chime )+ 1 Basketball Squeeze ball left & right brain exercise good for kid and adult Hold 2 with 1 Iron Ball on hand and rotate in your palm! It also practicing your brain if you play the iron ball and the squeeze ball all together... While rolling or squeeze on your hand they can help to relief your stiffness and relax your entire hand just like a finger THERAPY The Iron ball is 1 3/4" diameter 5 oz. Squeeze ball size 2 3/4" diameter. This set comes with 2 Iron balls and 1 Squeeze Ball. Case color might be different!