Enjoy super-stretchy erection enhancement with the strength of lab tested True Silicone! Screaming O RingO Pro LG 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 XL measures a 1 7/8 inches  diameter for a more comfortable feel. Features: 100% True Silicone penis ring stretches to 1 7/8 inches. Seamless stretch to fit design. Wide flat band for firm, stay-put fit. Additional information latex free and phthalate free, reusable.