Sei Mio The Bottom Line Discreet Under Mattress Restraint System

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.