This 16-piece set comes with 8 astronaut helmet and 8 astronaut vests!! This toddler astronaut costume set comes in one size fits most children. They are unisex and great for both boys and girls! Great for dress up, kids costumes, school classrooms, birthday parties, and so much more! Astronaut helmet kids are made of plastic, helmets come in two pieces and easily velcro together. This kids astronaut costume is a great set for space themed parties, NASA parties, and even outer space birthday parties. This set comes one size fits most children. They are unisex and great for both boys and girls! Great for dress up, kids costumes, school classrooms, birthday parties, and so much more! This is a great set for space themed parties, NASA parties, and even outer space birthday parties.