The Supreme Harness is built for comfort and rigorous play. It provides sexy support and is easily adjustable up to 69 inches. with pull to tighten straps. open crotch and rear. and a snap front for swapping out attachments. Made of smooth black neoprene. the Supreme harness works with all Vac-U-Lock attachments as well as strap-on compatible toys. Includes two O-rings. Designed for use by women and men. Washable. Made of neoprene. Please note harness and plug only. no attachments. dildo included. Sold separately.