YL Children's Superhero Costumes-5 Pcs Set for Kids A variety of superhero cape and mask outfits for only children, siblings, friend play dates or superhero birthday parties! Boys Ages 3 - 10 / One Size Both the superhero capes and masks are one size fits most. Adjustable neck and headband allow 3-10 years old kids to dress up and enjoy! Masks are made of high quality felt. An elastic band makes the masks adjustable to multiple head sizes.Capes are made of double-sided satin. Much higher quality than some of the other options on the market. Pretend play helps kids boost their imagination and creativity.