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's easy to clean: just wash with soap and water and let air-dry. Made of Body Safe Silicone. Contains No Fragrances, Phthalates, Paraffins, or Latex.It Measures 1.75 Inch Outer Diameter, 1.5 Inch Inner Diameter, 0.5 Inch Width. Availabe in Blue Glow and White Glow.