Face: 100% Polyester. Back: Rubber. This 12.5"x10" Laptop Sleeve (could hold up to 14” laptop) has an outer pocket that is good for storage. Inside the sleeve, your laptop can be secured by an enhanced band. Spot clean with damp cloth or sponge. Neoprene is a family of synthetic rubbers that maintains flexibility over a wide temperature range. Unique designs bring sports right to your house! Good for sports parties, team gathering, team celebration, as well as sending thoughtful and playful gifts to your teammates, captains, coaches and friends. Make unique presents for birthdays and holidays.