Phthalate-free, non-porous, hypoallergenic 8-inch hollow silicone sheath dildo 100% Silicone Compatible with Strap-Ons with 2in. O-rings Color: Navy Lifetime Limited Warranty Designed by Sportsheets in California Compatible with Water-Based Lubricant Dimensions: Insertable Length: 8in. (20.32 cm) Insertable Length (Internal): 4.5in. (11.43 cm) Total Length: 9in. (22.86 cm) Diameter: 3.75in. (9.525 cm)