2-piece Disco costume with halter top and slip on pants. Size not exactly known but should fit like medium girl/small women. Pants are elastic waist. Top is halter that ties at neck and back and covered with silver discs. Pants are 38 inches long and flared at bottom with huge section of silver discs. Front of top is 16 inches across. Made by Costumes USA. 100% polyester. In great shape & smoke-free home. Actually never worn.