SEI MIO The Bottom Line under mattress restraint kit

The SEI MIO The Bottom Line under mattress restraint kit is designed for versatile bondage setup without permanent bedroom fixtures. Its broad appeal, simple fitting process and multiple positioning options make it a strong choice for those who want to progress beyond basic wrist cuffs.

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, providing 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.

• 6 D-Ring attachment points for multiple restraint positions
• Adjustable webbing for a secure fit
• Discreet under mattress restraint system
• Fits beneath most mattresses, including king and super king sizes
• Includes plush wrist and ankle cuffs

Instructions
Slide the main strap beneath the mattress with the six D rings positioned on top of the bed. Tighten the adjustable strap, then attach the cuffs to the wearer's wrists and ankles. Experiment with different connection points and check the fit regularly.