Breathable, velvety soft fabric. Not a cheap costume - comfortable enough for all day wear! If you know this brand of dress up clothes, than you know that it’s well worth the money. NOT itchy like most dress-up clothes Size Small (ages 1-3), IMO run larger, fits more like a 3T Check out my other preschooler dress-up princess dresses - bundle and save!  Machine washable. Smoke-free, pet-free home.