100%Plastic MUST HAVE GEKKO ACCESSORY: Sunglasses for Fans of PJ Masks LIGHTWEIGHT AND DURABLE: Impact resistant lenses provide UV400 protection ONE SIZE FITS MOST KIDS: These sunglasses are designed to fit most children comfortably IDEAL COSTUME ACCESSORY: Theme Parties, Halloween, Videos and More EXCELLENT GIFT OR PARTY FAVOR: As seen on the popular show, Shark Tank. Sun-Staches bring the fun to the party and make terrific gifts too