Optimize your experience with these silicone cock rings! The OptiMALE Thin C-Ring Set offers enhanced size and girth with three rings in 40mm, 45mm, and 50mm diameters. These rings are ultra-stretchable for easy use around the shaft or testicles, maintaining those long-lasting erections you’ve always dreamed of, and prolonging your ejaculation. Available in Black and Slate; phthalate-free silicone. Materials: silicone, Size: (3 pack)- 50mm- 45mm- 40mm, Power: None Required