Performance Silicone Glo Cock Ring Blue Glow from Blush Novelties. Comfort. Soft and stretchy for greater wear. No slip. Flat design for a secure fit. Quality. Smooth satin Platinum Silicone. Peace of mind. Made of body safe Silicone. Contains no fragrances, Phthalates or Latex. Size 1.75 inches outer diameter, 1.5 inches inner diameter, 0.5 inch width. The Performance Silicone Glo Pro Cock Ring is a soft, stretchy ring crafted for maximum comfort. The flat design fits around your shaft for no slip performance. The Glo Pro's body safe, hypoallergenic silicone features a satin smooth glow in the dark design. It is easy to clean. Just wash with soap and water and let air dry