The Ultra-Harness 2 easily adjusts to your body, ensuring non-slip action. The open crotch design adds to the comfort and ease of access. Inter-changable dongs lock onto our patented Vac-u-lock plug, making the perfect exchange of pleasure and power that you can share over and over again. Features: The perfect strap-on sex system. Non-slip, moves with your body Interchangable dongs lock on tightly to our patented plug Fully adjustable straps with easy-release buckles Open crotch for comfort and easy access Package includes: Vac-u-lock poster of accessories Simple step-by-step instructions 5 inch realistic cock Ultra-harness 2 with vac-u-lock system Powder dispenser