CUTTING LINE & DOUBLE C-NOTCHED DESIGN - Micro-adjust the size of the shoe toebox crease guard by cutting lines to make the crease stopper fit the shoes more easily. The C-notched can help to reduce external friction and enhance comfort in the sensitive areas of the little toes and proximal phalanx big toes. MATTE FROSTED EFFECT - Both sides of the shoe toe guards are matte effect. it not only can make the guards and the instep fit more closely, but also can increase the friction between the toes and the guards, thus improving the comfort of long-term use. ULTRA-THIN - The anti wrinkle protectors are made of soft TPE material, the thickness is less than 1mm (0.04 inches). fitted into the sneaker, your feet do not feel its presence at all. Both comfortable and keep shoes as new. FIT FOR MOST SNEAKERS - It can fit most of sneakers on the market, just as air force 1, jordans series, flight, kobe, lebron and more. It is a great idea when you are planning to give gifts to your family and friends. MULTIPLE SIZES - No matter men, women, youth or kids, there is the right size anti crease shoe toe protector for you to choose from. Size L = 8.5-14; Size M = 5.5-9; Size S = 3-6.