What if you had a way to keep your feet feeling great all day and a way to make your footwear last longer? Here it is. The dual-density, shock-absorbing, removable Stability Insole cushions feet from high-impact activity while cradling them in comfort. Hydrologix™ moisture management wicks away perspiration. An antimicrobial agent controls odor. Women’s sizes:XS(5 to 7-1/2), S(8 to 11). Men’s sizes:M(7 to 8-1/2), L(9 to 10-1/2), XL(11 to 12-1/2), 2XL(13 to 14).