Made to play hard, the Heavy Duty Harness offers full-frontal coverage and is designed to conform to your body's contours for the perfect fit. The durable vinyl straps features sturdy metal D-Rings that easily adjust to fit waists up to 55 in., while the adjustable thong-style back offers sleek and sexy style. Two metal snaps secure the 1.5 in. metal O-Ring and hold everything in place even when the action heats up. The Three included silicone O-Rings allow you to interchange a range of dildos with a diameter up to 2 in.