Nyx Silicone Dilido is Phthalate-free, non-porous, hypoallergenic - 5 inch solid silicone dildo with suction cup. 100% Silicone and Compatible with Strap Ons with 1.5" O-rings and Strap Ons with 1.75" O-rings. P/G Spot Curve for any person play. The Nexus Series by Sportsheets offer a Lifetime Limited Warranty. Toy Compatible with Water Based Lubricant. Dimensions: Girth: 5", Circumference: 10.25", and Diameter: 3.25", Insertable Length: 5".