Foot Care - Insoles, Full Cushion, Size C (For Men's 8-10, Women's 10-12.5) : Shock dampening, cushioning and pressure distributing visco-elastic foot care products. Open cell structure adds breathability and reduces heat. Antibacterial treatment reduces mold and mildew. Poron foam top responds to changes in your foot while walking. Smooth, non-piling, easy-to-clean. Size C fits Men's shoe sizes 8 through 10 and Women's shoes sizes 10 through 12.5.