Our Timberland PROA(R) insoles offer a carefully engineered upgrade in both performance and comfort. The Anti-Fatigue Technology Insole features our exclusive inverted cone foam, designed to absorb shock and return energy to your feet with every step. ANTI-FATIGUE TECHNOLOGY A comfort system designed with shock-absorbing, geometrical technology that returns energy back to the foot to deliver all-day support and comfort. Anti-fatigue technology utilizes unique inverted cone design for lightweight support OrthoLiteA(R) top layer provices premium comfort and moisture management Anatomically-contoured footbed cradles the foot for maximum comfort and support Dynamic arch design adapts to all foot shapes Sizing: XS fits women's shoe size 5/6 S fits women's size 7/8 and men's size 6/7 M fits women's size 9/10 and men's size 8/9 L fits women's size 11/12 and men's size 10/11 XL fits men's size 12/13 XXL fits men's size 14/15 Imported