Cando hand exercise web, latex free, 7″ diameter, 6-piece set cando hand therapy exercise web is used in hand therapy for flexion, extension, opposition, and supination exercises. Resistance may be modified by adjusting the hand position, depth of finger insertion, or by moving to a different resistance (color) web. The cando exercise web is available in both the standard 14 inch diameter size and the small 7 inch diameter size in no-latex formulation. Latex free – 7″ diameter – 6 piece set: tan, yellow, red, green, blue & black.