Upgrade your comfort on the road with the MULE Mat, a premium replacement mattress designed specifically for all Four Wheel Camper (FWC) models. Built to offer real support and long-lasting durability, the MULE Mat is a major step up from standard camper mattresses.

Key Features:

4" dual-layer foam – provides proper support than compared to memory foam, which often sinks and lacks firmness.
Dual-sided textiles – soft, durable vinyl on one side / high-quality fabric on the other. Choose your preferred feel.
Perfect fitment – sized to match each FWC model exactly, with 1" added thickness for extra comfort.
Color – sleek black/dark grey design.
Vacuum packed for shipping – must be opened within 14 days of arrival to avoid damage (warranty void if not opened).
Lead time – between 2 and 3 weeks for production once your order is placed.
Craftsmanship – Designed and manufactured in the USA

Whether you’re a weekend traveler or full-time adventurer, the MULE Mat ensures every night in your camper feels like home.

Available Options

Choose the correct MULE Mat upgrade for your specific camper:

MULEMAT1K – $1,285
Fits flatbed campers and full-size slide-in campers with under-bed storage, includes 4" mattress upgrade plus extension (King Size).
Compatible with flatbed campers, Hawk and Grandby slide-in campers with under-bed storage.

MULEMAT2K – $1,125
Full-size slide-in without under-bed storage, includes 4" mattress upgrade plus extension pieces (King Size). Not compatible with front dinette.
Compatible with Grandby, Hawk, and Raven slide-ins without under-bed storage.

MULEMATFD – $1,125
Full-size slide-in Hawk camper, without under-bed storage, with front dinette, includes 4" mattress upgrade plus extension pieces (King Size).
ONLY compatible with Hawk camper without under-bed storage and a front dinette. NOT COMPATIBLE WITH HAWK BASE MODEL FRONT DINETTE or GRANDBY FRONT DINETTE.

MULEMAT3 – $1,125
Mid-size slide-in, includes 4" mattress upgrade plus extension (Queen Size).
Compatible with Fleet and Swift campers (no under-bed storage option available).

MULEMAT4 – $1,125
Full-size Project M, 4" mattress upgrade.
Compatible with PMF campers.

MULEMAT5 – $1,125
Mid-size Project M, 4" mattress upgrade.
Compatible with PMM campers.

All full size truck campers (Grandby, Hawk, Raven) get king sized mattress pieces. Campers with queen sized beds will have extra extension pieces automatically included.

Important Note: Mattresses are shipped vacuum-packed. If your camper has not yet arrived, please unbox and store the mattress flat. Keeping the mattress vacuum-packed for more than 14 days will cause damage and void the warranty.

Apparel & Swag

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MULE Mats - Four Wheel Camper Mattress Upgrade

MULE HEAVY DUTY FOUR WHEEL CAMPER JACK BRACKET SHORTY EXTENSION (SINGLE BRACKET)