The Luxe Harness is sleek in design. with simple lines and a comfortable construction. Easily adjustable up to 69 in.. with pull-to-tighten straps. open crotch and rear. and a snap front for swapping out attachments. Made of smooth black neoprene. the 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.