• Vac-U-Lock Harness, Strap-On System, Full Back, Open Crotch, Snap-On Plug

It's simple to use even for first-timers.
• Start with the Ultimate Strap-On and Plug.
• Then you must add some of the deluxe Vac-U-Lock Powder to make sure your dong attachment stays locked tight.
• When you snap-on the realistic cock, you're ready for some serious action. You can last all night and into the next day