• Podiatrist designed• Cost effective alternative to expensive custom-made orthotics• Natural healing solution for pain caused by poor foot and leg alignment• Lightweight construction provides maximum support• Deep heel cup maintains correct foot position• Designed to increase shock absorption and energy return when walking or exercising• Soft 100% Nylon topcloth with microbe shield• Fits any shoe with a removable insole• Men"s sizes: XS (3.5-5), S (5.5-7), M (7.5-9), L (9.5-11), XL (11.5-13)• Women"s sizes: XS (4.5-6), S (6.5-8), M (8.5-10), L (10.5-12), XL (12.5-14)