---
product_id: 665066644
title: "Sealy Dreamlife 12” Foam Mattress-in-a-Box, King, SealyComfort Gel Memory Foam, SealySupport Transition Foam, Surface-Guard Technology"
brand: "sealy"
price: "VT380828"
currency: VUV
in_stock: true
reviews_count: 8
category: "Sealy"
url: https://www.desertcart.vu/products/665066644-sealy-dreamlife-12-foam-mattress-in-a-box-king-sealycomfort
store_origin: VU
region: Vanuatu
---

# 2.5” gel memory foam layer 12” plush foam thickness Surface-Guard antimicrobial tech Sealy Dreamlife 12” Foam Mattress-in-a-Box, King, SealyComfort Gel Memory Foam, SealySupport Transition Foam, Surface-Guard Technology

**Brand:** sealy
**Price:** VT380828
**Availability:** ✅ In Stock

## Summary

> 🌙 Sleep smart, wake unstoppable with Sealy Dreamlife!

## Quick Answers

- **What is this?** Sealy Dreamlife 12” Foam Mattress-in-a-Box, King, SealyComfort Gel Memory Foam, SealySupport Transition Foam, Surface-Guard Technology by sealy
- **How much does it cost?** VT380828 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/665066644-sealy-dreamlife-12-foam-mattress-in-a-box-king-sealycomfort)

## Best For

- sealy enthusiasts

## Why This Product

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

## Key Features

- • **Risk-Free Rest:** Backed by a 10-year limited warranty, guaranteeing quality and durability you can trust.
- • **Durable Support Layer:** High-density SealySupport Transition Foam ensures long-lasting comfort and mattress integrity.
- • **Clean Sleep Environment:** Surface-Guard Technology actively fights bacteria and allergens for healthier rest.
- • **Tailored Pressure Relief:** SealyComfort Gel Memory Foam adapts perfectly to your body for personalized support.
- • **Certified Safe & Eco-Friendly:** CertiPUR-US certified foam free from harmful chemicals for peace of mind.

## Overview

The Sealy Dreamlife 12” Foam Mattress-in-a-Box King features advanced 2.5” gel memory foam for adaptive pressure relief, a supportive transition foam layer for durability, and antimicrobial Surface-Guard Technology to maintain a clean sleep surface. CertiPUR-US certified and backed by a 10-year warranty, this mattress delivers a premium, health-conscious sleep experience designed and made in the USA.

## Description

This Sealy® Dreamlife™ 12” Foam King Size Mattress is designed to help you stay cozy all night (or all day) and wake up feeling refreshed. And it’s made by Sealy®, a leader in quality sleep products for over 140 years. Advanced SealyComfort™ gel memory foam adapts and responds to every part of your body to provide pressure relief and a personalized sleep experience, while SealySupport™ Transition Foam enhances the overall comfort of the mattress and adds long-lasting durability. Sealy® Dreamlife™ is also dedicated to promoting a healthier sleep environment. CertiPUR-US® ensures the mattress foam meets strict standards for content, emissions and durability, and Surface-Guard Technology™ kills bacteria on the surface of the mattress, protecting it from common allergens which can lead to a better night’s sleep. This mattress was designed and built in the USA and includes a 10-year limited warranty, so you can rest easy with comfort you can count on.

Review: Comfort +++ - Amazing mattress! Take my word that this mattress is the perfect amount of plush and firmness I love this mattress! Super easy to set up and it instantly got to size. 10/10!
Review: Excellent Mattress! - Memory foam mattress is so comfortable. Purchased for grandson and wanted another one comparable to the Sleepys we purchased a few years ago, but this was less expensive, bigger mattress height, quicker delivery and better price. Do not need bedsprings.

## Features

- 2.5” SEALYCOMFORT GEL MEMORY FOAM: This cushioning gel memory foam layer conforms to the shape of your body, providing tailored pressure relief and support where you need it most
- 2.5” SEALYSUPPORT TRANSITION FOAM: This additional layer of high-density foam enhances the overall comfort of the king mattress in a box by offering extra support and durability
- CERTIPUR-US CERTIFIED: The Sealy Dreamlife mattress foam meets the strict standards set by CertiPUR-US, ensuring it is made without certain harmful chemicals including formaldehyde, ozone depleters, phthalates regulated by the U.S. Consumer Product Safety Commission, or mercury, lead or other heavy metals.
- SURFACE-GUARD TECHNOLOGY: Built-in antimicrobial protection with Surface-Guard Technology helps prevent the growth of bacteria and the buildup of allergens on the mattress surface
- 10-YEAR LIMITED WARRANTY: Rest assured with reliable comfort, this king memory foam mattress is backed by Sealy’s rigorous product testing for exceptional quality and long-lasting durability

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D7Z9YM2M |
| Additional Features | Pressure Relief |
| Age Range Description | Adult |
| Best Sellers Rank | #54,968 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #183 in Mattresses |
| Brand Name | Sealy |
| Color | Dreamlife |
| Construction Type | Gel Foam |
| Cover Material | Polyester |
| Customer Reviews | 4.4 4.4 out of 5 stars (824) |
| Fill Material | Gel Memory Foam |
| Included Components | Mattress |
| Is Customizable? | No |
| Is Foldable | No |
| Item Depth | 12 inches |
| Item Dimensions | 80 x 76 x 12 inches |
| Item Dimensions L x W x Thickness | 80"L x 76"W x 12"Th |
| Item Firmness Description | Plush |
| Item Thickness | 12 Inches |
| Item Type Name | Bed Mattress Conventional |
| Item Weight | 81.6 Pounds |
| Manufacturer | Sealy |
| Manufacturer Part Number | F03-00237-KG0 |
| Material Type | Memory Foam, Spandex |
| Mattress Comfort Layer Material | Gel Memory Foam |
| Model Name | Memory Foam |
| Model Number | F03-00237-KG0 |
| Number of Layers | 2 |
| Product Benefits | Pressure Relief |
| Product Care Instructions | Spot clean only - wipe area with a light damp sponge or vacuum with a soft brush attachment to remove particles. |
| Set Name | Dreamlife King 12" |
| Size | King |
| Style Name | 12" |
| UPC | 810143391077 |
| Unit Count | 1.0 Count |
| top-style | Gel Top |

## Product Details

- **Brand:** Sealy
- **Cover Material:** Polyester
- **Fill Material:** Gel Memory Foam
- **Item Firmness Description:** Plush
- **Item Weight:** 81.6 Pounds
- **Number of Layers:** 2
- **Product Dimensions:** 80"L x 76"W x 12"Th
- **Size:** King
- **Special Feature:** Pressure Relief
- **Top Style:** Gel Top

## Images

![Sealy Dreamlife 12” Foam Mattress-in-a-Box, King, SealyComfort Gel Memory Foam, SealySupport Transition Foam, Surface-Guard Technology - Image 1](https://m.media-amazon.com/images/I/813uglDVSGL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Comfort +++
*by W***G on January 21, 2026*

Amazing mattress! Take my word that this mattress is the perfect amount of plush and firmness I love this mattress! Super easy to set up and it instantly got to size. 10/10!

### ⭐⭐⭐⭐⭐ Excellent Mattress!
*by C***N on February 12, 2026*

Memory foam mattress is so comfortable. Purchased for grandson and wanted another one comparable to the Sleepys we purchased a few years ago, but this was less expensive, bigger mattress height, quicker delivery and better price. Do not need bedsprings.

### ⭐⭐⭐⭐⭐ First time getting a foam mattress, very impressed with it's quality
*by M***R on February 2, 2026*

Super comfortable foam mattress, medium firmness to me. Works great on the bunkbed!

## Frequently Bought Together

- Sealy Dreamlife 12” Foam Mattress-in-a-Box, King
- LIKIMIO King Size Bed Frame, Storage Headboard with Charging Station, Solid and Stable, Noise Free, No Box Spring Needed, Easy Assembly
- Premium 100% Waterproof King Mattress Protector Breathable Cooling 3D Air Fabric Cover Smooth Soft Hypoallergenic Noiseless Bed Cover Machine Washable Vinyl Free, 8-21'' Deep Pocket

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**Shop now:** [https://www.desertcart.vu/products/665066644-sealy-dreamlife-12-foam-mattress-in-a-box-king-sealycomfort](https://www.desertcart.vu/products/665066644-sealy-dreamlife-12-foam-mattress-in-a-box-king-sealycomfort)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-14*