Thigh Rider Strap-on Harness. Created to fit all bodies and gender identities. Padded for extra comfort. Composition : Neoprene, Polyester, ABS Plastic, Velcro. Unisex, form fitting ultra stretchy. Gentle hand wash, cold water only. Size: Thigh: XS - 21 inches. Opening Diameter: 1.6inches, ultra-stretch fabric fits most flared-based dildos.