---
product_id: 25558943
title: "Original 10 Inch Twin Mattress – 5 Layer Twin Memory Foam Mattress – Highest Density Bed in a Box with Cooling Tech & Therapeutic Support – Durable with Medium-Firm – 365 Night Trial, White-Grey"
brand: "lull"
price: "¥140756"
currency: JPY
in_stock: true
category: "Lull"
url: https://www.desertcart.jp/products/25558943-original-10-inch-twin-mattress-5-layer-twin-memory-foam
store_origin: JP
region: Japan
---

# Cooling gel polymer beads 10-inch high-density memory foam CertiPUR-US certified safe foam Original 10 Inch Twin Mattress – 5 Layer Twin Memory Foam Mattress – Highest Density Bed in a Box with Cooling Tech & Therapeutic Support – Durable with Medium-Firm – 365 Night Trial, White-Grey

**Brand:** lull
**Price:** ¥140756
**Availability:** ✅ In Stock

## Summary

> 🛌 Sleep Smart, Live Better: The Twin Mattress That Works as Hard as You Do

## Quick Answers

- **What is this?** Original 10 Inch Twin Mattress – 5 Layer Twin Memory Foam Mattress – Highest Density Bed in a Box with Cooling Tech & Therapeutic Support – Durable with Medium-Firm – 365 Night Trial, White-Grey by lull
- **How much does it cost?** ¥140756 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/25558943-original-10-inch-twin-mattress-5-layer-twin-memory-foam)

## Best For

- lull enthusiasts

## Why This Product

- Trusted lull brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Motion Isolation Mastery:** Superior motion isolation minimizes disturbances, perfect for shared rooms or restless sleepers.
- • **Stay Cool All Night Long:** Advanced gel-infused memory foam with breathable open-cell structure disperses heat effectively.
- • **Risk-Free 365-Night Trial:** Try it for a full year with easy delivery and setup—sleep on it, love it, or return it hassle-free.
- • **Safe, Chemical-Free Comfort:** CertiPUR-US certified and fiberglass-free construction ensures a toxin-free sleep environment.
- • **Therapeutic Support for All Sleep Styles:** Medium-firm 5-layer design promotes healthy spinal alignment for back, side, and stomach sleepers.

## Overview

The Lull Original 10 Inch Twin Mattress combines high-density memory foam with cooling gel technology and a medium-firm feel to deliver therapeutic spinal support and temperature regulation. Certified safe and designed for durability, it offers superior motion isolation and comes with a 365-night trial for risk-free comfort.

## Description

Buy Lull Original 10 Inch Twin Mattress – 5 Layer Twin Memory Foam Mattress – Highest Density Bed in a Box with Cooling Tech & Therapeutic Support – Durable with Medium-Firm – 365 Night Trial, White-Grey: Mattresses - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- HIGH-DENSITY MEMORY FOAM WITH LONG-LASTING SUPPORT: The Lull original 10 inch high-density memory foam twin mattress offers a perfect balance of comfort and therapeutic support, promoting healthy spinal alignment. The 3 core support layer of high-quality polyurethane foam prevents sagging and ensures consistent comfort and durability for long-term use, making it ideal for back, side, and stomach sleepers.
- COOLING TECHNOLOGY FOR A TEMPERATURE-REGULATED SLEEP: Lull’s 1.5 viscoelastic memory foam top layer features gel polymer beads that disperse heat, keeping you cool throughout the night. The breathable fibers and open-cell structure enhance airflow, making this memory foam mattress ideal for hot sleepers
- MOTION ISOLATION AND PRESSURE RELIEF: The individually pocketed coils and medium firm memory foam combine to offer superior motion isolation, which is ideal for toddlers, kids and adults. This twin size bed mattress helps alleviate pressure points and provides contouring support, ensuring a restful sleep without disturbance from movements during the night.
- SAFE AND CERTIFIED CONSTRUCTION: The Lull premium twin mattress is CertiPUR-US certified, ensuring the foam used in the mattress is free from harmful chemicals. The mattress is also fiberglass-free, offering peace of mind and safety for families and individuals with sensitivities.
- EASY DELIVERY WITH 365-NIGHT TRIAL: The Lull mattresses are conveniently delivered in a box for easy setup in your home. With a 365-night trial, you have the opportunity to assess the mattress over the course of a year to determine if it suits your needs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B016P0OZ0Y |
| Additional Features | Bagged |
| Age Range Description | Adult |
| Best Sellers Rank | #815,960 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #1,103 in Mattresses |
| Brand Name | Lull |
| Color | White-grey |
| Construction Type | Memory Foam |
| Cover Material | Cotton |
| Customer Reviews | 4.5 4.5 out of 5 stars (562) |
| Fill Material | Memory Foam |
| Global Trade Identification Number | 00860075000356 |
| Is Customizable? | No |
| Is Foldable | No |
| Item Depth | 10 inches |
| Item Dimensions | 75 x 38 x 10 inches |
| Item Dimensions L x W x Thickness | 75"L x 38"W x 10"Th |
| Item Firmness Description | Medium |
| Item Type Name | Mattress |
| Item Weight | 40.3 Pounds |
| Manufacturer | Lull Mattress |
| Manufacturer Part Number | Twin |
| Material Type | Memory Foam |
| Mattress Comfort Layer Material | Memory foam |
| Model Name | Lull Original 10'' Cushion Firm Mattress in a Box |
| Model Number | Twin |
| Number of Layers | 3 |
| Portable | No |
| Product Benefits | Offers comfortable support, healthy spinal alignment, and temperature regulation for a restful night's sleep |
| Product Care Instructions | Hand Wash Only |
| Set Name | 10'' Original Lull |
| Size | Twin |
| Style Name | 10'' Original Lull |
| UPC | 860075000356 757440893524 |
| Unit Count | 1.0 Count |
| top-style | Tight Top |

## Product Details

- **Brand:** Lull
- **Cover Material:** Cotton
- **Fill Material:** Memory Foam
- **Item Firmness Description:** Medium
- **Item Weight:** 40.3 Pounds
- **Number of Layers:** 3
- **Product Dimensions:** 75"L x 38"W x 10"Th
- **Size:** Twin
- **Special Feature:** Bagged
- **Top Style:** Tight Top

## Images

![Original 10 Inch Twin Mattress – 5 Layer Twin Memory Foam Mattress – Highest Density Bed in a Box with Cooling Tech & Therapeutic Support – Durable with Medium-Firm – 365 Night Trial, White-Grey - Image 1](https://m.media-amazon.com/images/I/71SPJGPW5SL.jpg)

## Available Options

This product comes in different **Size, Set** options.

## Questions & Answers

**Q: How does an entire mattress fit in a small box?**
A: Lull uses advanced compression technology for easy shipping and instant bounce-back comfort. And don’t worry—you don’t have to fit it back in the box to return it! We’ll schedule a free pickup and donate it to a local charity.

**Q: Does the mattress sleep hot like other memory foam mattresses?**
A: The Lull mattress is designed to keep you comfortable all night long. The top layer of the mattress is made of gel-infused viscoelastic memory foam. This layer provides dramatically enhanced air flow and draws heat away from your body.

**Q: How does the 365 Night Trial work for the mattress?**
A: Try your Lull mattress stress-free for 365 nights. If you don't love it within the first 365 nights, we'll arrange a quick and easy return.

**Q: Do Lull mattresses off-gas harmful chemicals?**
A: All foams used in Lull mattresses are CertiPUR-US Certified, which means that they meet rigorous standards for minimizing off-gassing.

## Frequently Bought Together

- Lull Mattress, 3 Layers of Premium Memory Foam Provide Comfort and Therapeutic Support, 100 Night Trial and 10-Year Warranty
- BEDLORE Waterproof Mattress Protector, California King Size Mattress Pad with Deep Pocket 6"-18" Depth, Soft Noiseless Dirt-Proof Bed Mattress Cover Washable for Home, Bedroom, Hotel (Gray)
- Utopia Bedding Zippered Mattress Encasement Full, 100% Waterproof Bed Bug and Dust Mite Proof Mattress Protector, Absorbent Six-Sided Mattress Cover

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**Shop now:** [https://www.desertcart.jp/products/25558943-original-10-inch-twin-mattress-5-layer-twin-memory-foam](https://www.desertcart.jp/products/25558943-original-10-inch-twin-mattress-5-layer-twin-memory-foam)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-07-09*