Amazon: Superhero Capes and Masks for Kids ONLY $13.71 (Reg $18.99) & FREE Shipping on orders $25+ and FREE returns! Cartoon Dress up Costumes Party 4 Pack. High-Quality Materials materials featuring satin capes with vibrant colors and kids-friendly fabrics. The mask is made of premium felt, easily adjustable to strap onto any size head. They can be comfortably worn for long periods of time.