Cisco has rings of pleasure replicated all the way up to its long shaft for waves of repeated sensation. Cisco is made with Tantus' own unique formula of 100% Soft Ultra-Premium Silicone, and with proper care will last a lifetime. Diameter: 2.25". Length: 10.75". Made from Tantus’ own unique formula of 100% Ultra-Premium Silicone. Eco-Friendly, Hypoallergenic, Hygienic, Boilable, Bleachable and Dishwasher Safe.