Dual Density Rubber Sole - one layer for high wear and great traction and one layer for shock resistant comfort. Triad heel design for Corp style marching. Full Terry cloth and Tricot lining - great comfort and absorbent. Full 1/4 inch of foam padding in the insole. Forepart and Flex Zone - extra flex and cushioning where you need it at the ball of the foot. Padded Tongue with Lace Tab - keeps the tongue where it belongs, one the top of the foot. Please note that shoes are based on unisex sizing Women's size = Men's size +2