Adjustable up to a size 44 inch waist, this harness is perfect for anyone new to strap on sex. Made from 4 way adjustable Nylon straps and a soft neoprene-backed vinyl body, this durable harness also features a stretchy silicone o-ring which will hold everything in place when you are in the heat of the moment. This extremely comfortable harness will not rub or chafe, and best of all, can be used with any dildo or vibrator that has a flared base. One size fits the majority.