1 complete set for couples for the world's only Modular Sex System. Vac-U-Lock Modular System Ultra Harness 2 & Plug with 6" Dong. Looking for the ultimate in Strap-On fun? Look no further. This kit has everything you need for a night of delight! Includes a 6" Realistic Cock Dong and Ultra Harness 2. Complete with powder dispenser to make attaching and detaching smooth and easy. Set 2 black nylon harness with red Vac-U-Lock plug that you can use with the 6 inches vinyl rubber dong that comes with it. Securely strap on your nylon harness then attach any of a selection of dildos. This harness has an adjustable waist up to 53 inches, an open crotch for maximum comfort, easy access, and non-slip action. Designed to give you command and control for your erotic pleasures. Vac-U-Lock plugs attach with Velcro or snaps. Set 2 includes: 6 inches dong, harness, powder lubricant, plug. Phthalate free, non-toxic materials: Sil-A-Gel, PVC dong, ABS plastic plug. Vac-U-Lock Harness, Strap-On System, Full Back, Open Crotch, Snap-On Plug with 6 inches realistic cock. Always clean before and after use. Details: Dimensions 7.00 inches Length, 1.70 inches, Width 3.70 inches Depth. Insertable Length 6.30 inches. Harness inner diameter 45mm. Ultra Harness is a registered trademark for Doc Johnson Novelties.