NuStimWrap 2 1 2 x 36 (Pk 3) Step Stools switch (multi bottle unit only) The wetness indicator turns switch (multi bottle unit only) Knee High (Closed Toe) * Classic Black * 15 20 mmHg * Medium * Ankle Circumference 8 1 2 9 1 2 * Calf Circumference 12 17 * * Attractive ribbed design with 3 D knit structure * Easy to wear with a comfortable band that keeps socks up without binding * Flat toes seams and a roomy toe section * Reinforced heels for a longer lasting durable product * Anti bacterial additive reduces unpleasant sock odor * Special Moisture Transport System with soft micro and multi fiber yarns in the sole keeps feet dryer * Latex Free * Color: classic black Created from a knitted blend of nylon and Lycra outer layer and patented foam inner layer * Allows for a moderate degree of two directional stretch * NuStim Wrap replaces neoprene wraps for wrist elbow ankle and knee supports * Secures proper placement of electrodes hot or cold packs and customized supports * Useful in treatment and therapies of pediatric bio mechanical ailments