Wonderzorb products use 100% medical grade molded silicone. It is hypo-allergenic, non toxic, non-flammable, odorless, fully washable, and will not dry or bottom out. Product breathes, thus eliminating discomfort caused by perspiration. Effective in reducing shock and vibration. Sold as a pair.
Small: Women's 4-5
Medium: Women's 6-7
Large: Women's 8-9
X-Large: Women's 10-11