Insole, Unisex, Size Men's 8 to 9 / Women's 10 to 11, Length 11 1/2 in, Width 3 in, Thickness 1/2 in, Memory Foam, Yellow/Black, High, Medium Arch Height, Round Toe Shape, Prevents Back Pain, Fatigue, Foot Odor, Foot Pain, Fungus, Knee Pain, Sweating,...