Pottery Barn Light-Up Cosmic Sparkle Astronaut Costume, 7/8 Worn twice, slight wear in the backside This unique costume lights up with soft white LED lights on the jet packs, which is a fun addition that keeps them visible at night. Super high quality costume made of 95% polyester and 5% spandex and features glitter patches and stars. Back Velcro closure. Jet packs strap to back of jumpsuit with Velcroand features 12 shooting stars at bottom of packs. Headband features 4 stars and 2 planets.