Slim and Trim and has three pleasure rings in one device. The Cock Harness is already a best seller in Europe and well on its way here is the USA. Designed slimmer on the top and a little extra room in the ball stretcher. Super stretchy TPR allows you to stretch over 400 percent its original size. Don’t play ball without your Cock Harness. - Stretchers over 400 percent - Improved comfort and fit