Extend the life of your favorite shoes with the Forcefield Crease Preventer Medium. Foam Crease Preventers fit inside the toe box of sneakers to prevent creasing and the appearance of wear Protects the look of sneakers by helping to hold their shape Soft foam keeps sneakers, comfortable during wear while protecting their shape Adhesive helps keep them in place for all day protection Fits Women's size 10.5-12 and Men's 8-11