Nasstoys of New York Clit Tickler Penis Extender Black. Vibrating pressure sensitive head with Mooncake Vibe. Dual Vibrations. Super Stretchy. Adds 1 inch in length. Removeable variable speed bullet. Waterproof vibrations. Phthalate free materials: Sleeve Thermoplastic Rubber TPR. Mooncake Vibe. Bullet ABS plastic. Sizes: penis extender sleeve 4.75 inches L by 2.5 inches W by 1 inch D. Bullet 2.25 inches L by .625 inch D. Mooncake Mini Vibe found in sleeve head1.375 inches L by .75 inch D. Vibrating penis extension requires 3 LR44 (AG13) and 3 LR1130 batteries included.