Sei Mio-The Bed-Spreader-Under The Mattress Restraint System waterproof and it holds temperature beautifully

and it holds temperature beautifully - run it under warm or cool water before use to explore different sensations

controlled by a single button at the base

It's made from high quality Pure Platinum Silicone so it's soft and squishy but still firm enough to push down on your ballbag

while the side zip means you can actually get them on and off without spending half an hour on the laces

Complete your look with playful

Sei Mio-The Bed-Spreader-Under The Mattress Restraint System waterproof and it holds temperature beautifullyThis four point restraint system slips under your mattress and stays put without any fittings or modifications to your bed. Adjustable straps work with any bed size, from single to super king, and the whole setup stores flat when you're done. Padded cuffs fasten with quick release velcro, so you can get in and out fast. The cuffs are removable, which gives you options swap them out, use them separately, or reconfigure the setup. A central carabiner