100% Silicone Sleeve with Silexpan CoreBendable Fexible soft Silicone dongThermo Reactive softer when heated and harder when cooledPhallic head and sculpted veins feel like the real thingStrong suction cup sticks to any flat surfaceHarness compatibleCan be warmed or cooled in water or 1 minute in the mircowave for a variety of sensationsUse only with water based Lubricant""Bendable Fexible soft Silicone dongThermo Reactive softer when heated and harder when cooledPhallic head and sculpted veins feel like the real thingStrong suction cup sticks to any flat surfaceHarness compatibleCan be warmed or cooled in water or 1 minute in the mircowave for a variety of sensationsUse only with water based Lubricant""Bendable flexible soft silicone dongThermo-Reactive softer when heated and harder when cooledPhallic head and sculpted veins feel like the real thingStrong suction cup sticks to any flat surfaceHarness compatibleCan be warmed or cooled in water or 1 minute in the mircowave for a variety of sensationsUse only with water based LubricantColor: ChocolateMaterials: 100% Silicone Sleeve with Silexpan CoreDimensions: 1.25"" x 7""Weight:7.50 ozCare: Clean with soap or toy cleaner and warm water . Top rack dishwasher safe. Boil for 3 min to sterilize. Use only with water-based lubricants.