Cando® Rubber Band Hand Exerciser - Color CodedIdeal for finger flexion exercises. Vary resistance by increasing or decreasing the number of rubber bands, or by changing to a different color-coded set of bands. Range-of-motion may be decreased by using the flexion spacer. Comes with 5 sets of color-coded bands (25 bands – 5 of each color/resistance). Each set of bands contains 5 latex bands.