Doc Johnson Knuckle Up Vac U Lock Butt Plug Dildo The clear finish lets you

The clear finish lets you see exactly what's going on

The multi-speed vibrating motor is quiet enough not to kill the mood

The updated design adapts to different body types

This 9-inch dildo uses dual-density construction a softer inner core with a firmer outer layer to give you something closer to the real thing

The remote means you can hand over control or adjust settings without reaching around

Doc Johnson Knuckle Up Vac U Lock Butt Plug Dildo The clear finish lets youTaking hands on play to the next level, this feisty Knuckle Up accessory will delight and amaze you with its novelty, functionality, and its undeniable cool factor. The Knuckle Up accessory is compatible with the entire selection of Vac U Lock attachments, with its one size fits all knuckle rings sitting below a standard Vac U Lock plug. You wont believe how versatile this toy is! Its perfect for both masturbation and playing with a partner!