Enjoy super stretchy erection enhancement with the strength of lab tested True Silicone! Screaming O RingO Pro XXL features a seamless stretch to fit design with a wide flat band that stays firm and secure for a longer lasting experience. Made of 100% body safe silicone with softer flexibility, RingO Pro XXL measures a 2.25 inches diameter for a more comfortable feel. <br /><br />Features: 100% True Silicone penis ring stretches to 2.25 inches. Seamless stretch to fit design. Wide flat band for firm, stay put fit. Additional information Latex free and phthalate free, Water Proof, Wireless, Reusable.