King Cock Elite Comfy Silicone Body Dock Strap-On Kitby Doc Johnson The patented King Cock Comfy Silicone Body Dock Kit includes everything you need to take strap on play to a whole new level! The Body Dock Universal Harness has a push and play design that works with most suction cups. Simply push the suction cup of your favourite dildo or vibrator against the suction dock the suction creates a super strong bond with no need for rings or straps! The Body Dock harness is designed for superior comfort