Gently squeezing this soft and pliable hand exerciser strengthens hand muscles and stretches tendons to improve dexterity. Working with the exerciser after heating it in a microwave oven can help alleviate stiff muscles and joints. Working with a chilled exerciser may help to reduce hand swelling. May also be used as a small hot or cold pad to apply to injury site. The smaller version 1.5 x 4 x 2", is ideal for a smaller hand or possibly a child. Hand and Grip Exerciser C4U85_Small_Hand_ExerciserRegular price: $9.00Sale price: $6.00 Hand ExerciserThis is a slightly larger version of the hand exerciser, 1.5 x 4.5 x 3" (pictured above). Like the smaller version, it can be used to strengthen hand muscles and stretch tendons to improve dexterity. Working with the exerciser after heating it in a microwave oven can help alleviate stiff muscles and joints. Working with a chilled exerciser may help to reduce finger and hand swelling. May also be used as a small hot or cold pad to apply to injury site. C4U86_Large_Hand_ExerciserRegular price: $13.00Sale price: $10.00 If you have any questions or need help, just call us, 973.305.0006