Sei Mio The Bottom Line Discreet Under Mattress Restraint System

The Sei Mio The Bottom Line Discreet Under Mattress Restraint System is a bondage accessory from Sei Mio, part of our Bondage collection.

The Bottom Line is a discreet under mattress restraint system designed to give you a versatile bondage setup without permanent bedroom fixtures. The adjustable strap fits beneath most mattresses, including king and super king sizes, and six D ring attachment points support a wide range of wrist and ankle positions. Plush cuffs are included, giving shoppers a complete system in one purchase. Hidden when not in use and suitable for different restraint arrangements, it offers a clear step up in perceived value within a bondage collection.

Specifications

Discreet under mattress restraint system Six D ring attachment points for multiple restraint positions Includes plush wrist and ankle cuffs Adjustable webbing for a secure fit Fits beneath most mattresses, including king and super king sizes Nickel free hardware Made from polyester, nylon, metal and PVC

Who it suits

Bondage is built on trust, so talk first, begin gently and check in often. Read our buying guide for more.

Materials and care

Made from metal. See what body-safe really means, and how to clean and store your toys so they last. A toy cleaner makes that easy.

Pair it with

Most toys feel better with a good lubricant. Our lube guide explains which type to choose.