Step into a dungeon of pleasure! Surrender to your dark side with the Loving Joy Black Under the Mattress Restrain System. An easy to use kit you can set up a night of wild, sexy fun within minutes! Comfortable wrist and ankle cuffs and the Velcro straps are secure and durable, but also easy to release for maximum safety. So, go ahead, make your bed and lie in it! 4 cuffs for wrists and ankles, sturdy material and cuffs that are fully adjustable.