Uncle elk AIR-4CAR-BKB Inflatable Car Mattress

The Uncle elk AIR-4CAR-BKB is an inflatable mattress listed for use in a car back seat, with a stated size of 69 x 30 x 6 inches. The listing claims suitability for most sedans, SUVs, and trucks, but vehicle dimensions and seat layouts vary, so check the fit before relying on it for an overnight stop.

At a glance

The stated dimensions give buyers a concrete starting point for checking the mattress against a vehicle's rear-seat or trunk space.
The listing describes an easy-to-clean PVC mattress with a flocked top and a pongee bottom.
A feature description claims inflation in under two minutes using a vehicle 12V socket pump, while the package details need confirmation.

Price

$55.96Save 22%

Reference price: ~~$71.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

A listed 69 x 30-inch footprint and 6-inch thickness help with basic space planning.
The claimed easy-clean surface and waterproof rating may suit travel use where spills or damp conditions are a concern.
The listing describes use in a vehicle, tent, garden, or balcony, offering possible uses beyond the back seat.

Technical specifications

12 specifications

Identity
Brand	Uncle elk
Model	AIR-4CAR-BKB

Dimensions and installation
Form factor	Rectangular
Dimensions listed	69 x 30 x 6 inches
Weight listed	7 pounds

Materials and protection
Water resistance listed	Waterproof
Material listed	Polyvinyl Chloride (PVC)

Additional listed details
Color	Black
Top material	Flocking
Bottom material	Polyester pongee
Included-component field	User Guide
Warranty description	1 year warranty.

What to know before buying

Listing details to confirm

The listing's capacity details conflict: one field states 400 pounds, while another gives a 600-pound maximum. It also describes the construction as both memory foam and an inflatable air mattress, and materials as PVC alongside flocking, comfort foam, and polyester pongee. The title and feature copy claim a pump, two pillows, foot piers, repair patches, and a carrying bag, while the explicit included-components field names only a user guide. Confirm the selected listing's construction, capacity, material makeup, and package contents before buying. Fit claims are broad and do not confirm compatibility with a particular vehicle.

What’s in the box

User guideIncluded
Two travel pillowsCheck selected pack
Two foot piersCheck selected pack
12V air pumpCheck selected pack
Leak repair patch kitCheck selected pack
Carrying bagCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

Drivers or campers seeking a portable sleeping surface for a vehicle rear seat or trunk, after checking fit.
Travelers who value a listed 6-inch inflated thickness and an easy-to-clean surface.

Less suited to

Buyers who need a verified load limit, confirmed vehicle-specific fit, or a clearly established accessory bundle before purchase.
Anyone seeking a non-inflatable foam mattress, since the listing primarily presents an air mattress and its construction descriptions are inconsistent.

Uncle elk AIR-4CAR-BKB Inflatable Car Mattress · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.1 / 5 · 429 ratings

5 stars64%64%
4 stars12%12%
3 stars11%11%
2 stars4%4%
1 star9%9%

Aggregate ratings lean positive, with many five-star ratings, but a substantial minority are three stars or lower. Without customer comment summaries, the ratings do not reveal what buyers liked or disliked. Consider them alongside the concrete listed dimensions and the unresolved fit, capacity, and package details.

Frequently asked questions

Will this mattress fit my car?

The listing claims it fits most sedans, SUVs, and trucks, and gives dimensions of 69 x 30 x 6 inches. Compare those measurements with your vehicle's available space because no vehicle-specific fit list is provided.

What is the listed weight capacity?

The listing is inconsistent: one field says 400 pounds and another says 600 pounds maximum. Confirm the applicable limit with the selected listing before use.

What comes in the package?

The explicit included-components field lists a user guide. Promotional feature copy also claims pillows, foot piers, a pump, repair patches, and a carrying bag, so verify which items are included with the selected listing.

How is the mattress inflated?

A feature description claims that an electric pump plugs into a vehicle's 12V lighter socket and says setup takes under two minutes. The package contents field does not confirm a pump, so check the chosen listing.