---
product_id: 196623441
title: "Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad"
brand: "therm-a-rest"
price: "€ 637.36"
currency: EUR
in_stock: true
category: "Therm A Rest"
url: https://www.desertcart.pt/products/196623441-therm-a-rest-mondoking-3d-self-inflating-camping-sleeping-pad
store_origin: PT
region: Portugal
---

# 7.0 R-value extreme insulation TwinLock valve for rapid setup 4.25-inch ultra-thick comfort Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad

**Brand:** therm-a-rest
**Price:** € 637.36
**Availability:** ✅ In Stock

## Summary

> 🛌 Elevate your camping game—because roughing it shouldn’t mean roughing up your sleep!

## Quick Answers

- **What is this?** Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad by therm-a-rest
- **How much does it cost?** € 637.36 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/196623441-therm-a-rest-mondoking-3d-self-inflating-camping-sleeping-pad)

## Best For

- therm-a-rest enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Travel-Ready:** Despite its XXL size, it compresses down to a manageable 31x10.3 inches, fitting easily in your gear without sacrificing luxury.
- • **Effortless Setup & Breakdown:** TwinLock valve system with dedicated inflation and deflation ports means you’re camp-ready in minutes—no more fumbling or wasted time.
- • **Sleep Like Royalty Under the Stars:** Experience unmatched 4.25-inch plush cushioning with stretch-knit fabric that cradles you in cloud-like comfort.
- • **Conquer Any Climate with 7.0 R-Value:** Stay warm and cozy year-round thanks to advanced StrataCore thermal foam insulation designed for the harshest conditions.
- • **Maximized Sleep Surface with 3D Vertical Sidewalls:** Enjoy a spacious, stable sleeping area that prevents rolling off and enhances comfort for a deep, uninterrupted rest.

## Overview

The Therm-a-Rest MondoKing 3D is a premium self-inflating camping sleeping pad featuring a 4.25-inch thick foam core with StrataCore construction for superior insulation (R-value 7.0). Its TwinLock valve system enables quick inflation and deflation, while 3D vertical sidewalls maximize usable sleeping surface. Designed for car camping and expeditions, it compresses compactly for transport and supports up to 1440 pounds. Made in the USA with a limited lifetime warranty, it combines durability, comfort, and convenience for the discerning outdoor enthusiast.

## Description

desertcart.com: Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad, XX-Large - 80 x 30 Inches, Lyons Blue : Sports & Outdoors

## Features

- Camp like royalty with the MondoKing 3D, an ultra-comfy 4.25-inch thick sleeping pad with a stretch knit fabric layer for resting better under the stars
- Utilizing two one-way valves, one for inflation and one for deflation, the TwinLock valve system makes setting up and breaking camp a breeze
- 7.0 R-value insulates in the most extreme conditions using StrataCore construction that utilizes a continuous layer of thermal foam nestled between alternating ridges of air and foam
- 3D construction creates vertical sidewalls to maximize useable sleep surface and comfort
- StrataCore construction allows the pad to easily compress and pack away to a compact 31x10.3 inches in included storage sack
- For best performance, inflate your self-inflating pad with air by breath or included pump sack and leave the mattress fully inflated for 2-4 hours before your first use
- XX-Large size measures 80x30x4.25 inches, 31x10.3 inches rolled, and weighs 5.5 pounds; stuff sack/pump sack included; limited lifetime warranty; made in the USA

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07YG1D57Q |
| Additional Features | Compact, Quick Deflation, Quick Inflation |
| Best Sellers Rank | #38,766 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #446 in Self-Inflating Sleeping Mats for Camping |
| Brand Name | Therm-a-Rest |
| Capacity | 1440 pounds |
| Color | Lyons Blue |
| Construction Type | Closed Cell |
| Cover Material | Nylon |
| Customer Reviews | 4.6 4.6 out of 5 stars (843) |
| Fill Material | Foam |
| Global Trade Identification Number | 00040818132265 |
| Included Components | Pump Sack, Sleeping Pad, Storage Sack |
| Item Depth | 4.25 inches |
| Item Dimensions | 80 x 30 x 4 inches |
| Item Dimensions L x W x Thickness | 80"L x 30"W x 4"Th |
| Item Display Dimensions | 38 x 10 x 9 inches |
| Item Firmness Description | Adjustable |
| Item Thickness | 4.25 inches |
| Item Type Name | Self-Inflating Camping Sleeping Pad |
| Item Weight | 2381 g |
| Manufacturer | Cascade Designs Inc. |
| Manufacturer Part Number | 040818132265 |
| Manufacturer Warranty Description | Manufacturer’s limited lifetime. |
| Material Type | Polyester |
| Mattress Base Compatibility | Therm-a-Rest MondoKing |
| Mattress Comfort Layer Material | Comfort Foam |
| Model Name | MondoKing 3D |
| Model Number | 040818132265 |
| Number of Items | 1 |
| Number of Layers | 4 |
| Number of Packs | 1 |
| Product Benefits | Provides luxurious comfort and easy setup for camping. |
| Product Care Instructions | Hand Wash Only |
| Size | XX-Large - 80 x 30 Inches |
| Specific Uses For Product | Sleeping Pad |
| Target Audience | Adult |
| Top Material Type | Nylon |
| UPC | 040818132265 |
| Unit Count | 1 Count |
| Water Resistance Level | Water Resistant |
| Weight Capacity Maximum | 1440 pounds |

## Product Details

- **Brand:** Therm-a-Rest
- **Color:** Lyons Blue
- **Included Components:** Pump Sack, Sleeping Pad, Storage Sack
- **Item Weight:** 2381 g
- **Material:** Polyester
- **Product Dimensions:** 80"L x 30"W x 4"Th
- **Size:** XX-Large - 80 x 30 Inches
- **Special Feature:** Compact, Quick Deflation, Quick Inflation
- **Specific Uses For Product:** Sleeping Pad
- **Target Audience:** Adult

## Images

![Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad - Image 1](https://m.media-amazon.com/images/I/71bdsbZHpIL.jpg)

## Available Options

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

## Frequently Bought Together

- Therm-a-Rest MondoKing 3D Self-Inflating Camping Sleeping Pad
- Therm-a-Rest NeoAir Micro Electric Air Pump for Sleeping Pads ,Black
- Therm-a-Rest Compressible Cinch Camping and Backpacking Pillow, Large - 16 x 23 Inch, Stargazer

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-10-04*