Neoprene Cock Ring Set Medium from Kink Labs. The Neoprene Cock Ring is soft, light weight, and washable. This stretchy ring is made of synthetic rubber and works well with oil based lube which is safe for those with latex allergies. Features: light weight. Washable. Medium diameter: 1.75 inches. Test the limits of pleasure with aid from high quality, appealing, and functional products. KinkLab products are designed to help you realize your own visions of how passionate, creative, and positively charged your erotic life can be. These products and their packaging are designed in the USA. The unique packaging displays these products clearly and honestly. In many cases the packaging is also reusable and provides a functional and attractive place for you to store your toys for future use. Categories: Sex Toys for Men, Cock Rings, Classic Cock Rings, Men's Cock and Ball Gear. 2022.