Cando gel hand exercise ball, small circular, tan, xx-soft cando gel squeeze ball hand exerciser for grip strength, dexterity, mobility, and fine and gross motor skills. Heat or chill for use in hot or cold therapy. Available in 6 color-coded resistance levels. Each level (firmness) available in circular or egg shape. Balls can withstand temperatures ranging from -76 to 167f. Standard circular – tan – xx-light.