- Better than Real REALSKIN- Vibrating on the tip with removable bullet- Adds 3 inches to length- 30% extra girth- Trim extension to desired length- Waterproof- Phthalates free- RoHS compliant- Material: Sleeve TPE. Bullet ABS- 3 LR44(AG13) batteries includedDimensions:Sleeve Length: 6.375 in.Diameter: 1.5325 in.Bullet: .6825 x 2.25 in.