# 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.

## Details

- **Price:** 60.99 USD
- **Vendor:** Sei Mio
- **Type:** Wrist & Ankle Restraints
- **Tags:** New Eldorado 11/26

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 60.99 USD | In stock |

## Images

- Sei Mio The Bottom Line Discreet Under Mattress Restraint System
- Sei Mio The Bottom Line Discreet Under Mattress Restraint System
- Sei Mio The Bottom Line Discreet Under Mattress Restraint System
- Sei Mio The Bottom Line Discreet Under Mattress Restraint System
- Sei Mio The Bottom Line Discreet Under Mattress Restraint System
- Sei Mio The Bottom Line Discreet Under Mattress Restraint System
- Sei Mio The Bottom Line Discreet Under Mattress Restraint System

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> Source: [Velvet Warehouse](https://velvetwarehouse.com/products/sei-mio-the-bottom-line-discreet-under-mattress-restraint-system)
> Updated: 2026-11-12