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Smatto · 21 products

Smatto Dog Car Seat Covers, Seat Extenders and Cargo Liners

Back seat, front seat and cargo area covers for dogs, sorted by where your dog rides.

Waterproof, scratch-resistant quilted fabricBack seat, front seat and cargo areaUpdated November 2026

Where to start in the Smatto range

Smatto Back Seat Extender for Dogs, Size L

Size L hard-bottom extender for compact cars, rated to 400 lbs.

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Smatto Full Bench Back Seat Cover for Dogs

Full bench rear cover in quilted 600D Oxford with side flaps.

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Smatto SUV Cargo Liner with Bumper Flap

Trunk liner for SUVs with a bumper flap and rubber backing.

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Smatto Dog Booster Car Seat, 6-Inch Memory Foam

Raised memory foam booster for small and medium dogs.

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Dog car seat covers for the back seat and seat extenders

Two kinds of rear seat gear sit in this line: flat bench covers with side flaps, and hard-bottom back seat extenders that bridge the footwell into one level platform. The extenders come in Size L, Size XL, a 410 lbs four-panel version and a Tesla Model Y fit, while the truck cover is cut at 60" x 50.7" for full-size pickups. Choose here when your dog rides behind you; the front seat and cargo lines cover the other two spots in the car.

Smatto Back Seat Extender for Dogs, Size L

Hard-bottom back seat extender and dog hammock sized for compact cars and subcompact SUVs.

  • Measures 50.5"W x 60.5"L
  • Supports up to 400 lbs
  • 8 reinforced panels with thick sponge
  • Heavy-duty zippers on all sides
  • 6-layer structure with hot-pressed coating
  • Breathable mesh window
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Smatto Truck Back Seat Cover for Dogs

Full-row rear bench cover sized for full-size pickup trucks and large SUVs.

  • Bench size 60" L x 50.7" W
  • 600D Oxford fabric with waterproof TPU
  • Hot-press sealing, no needle holes
  • Extra-wide Velcro slots for child seats
  • Two storage pockets
  • Non-slip rubber backing and seat anchors
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Smatto Heavy-Duty Back Seat Extender, 410 lbs

Four-panel hard-bottom hammock for dogs that need extra room on the back seat.

  • Holds up to 410 lbs
  • 4 reinforced hard bottom panels
  • Fits 50.5"W x 60.5"L
  • Removable panels and pads
  • 6-layer leakproof coating
  • 4 metal buckles, 2 door straps, 2 anchors
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Smatto Back Seat Extender for Tesla Model Y

Custom-fit dog hammock with a hard bottom for the Tesla Model Y back seat.

  • Fits Tesla Model Y rear seats, 54"W x 56.6"L
  • 3 large panels supporting 500 lbs
  • Two door protectors with lightweight inserts
  • Front and rear headrest covers
  • 600D Oxford, TPU layer and PP cotton
  • Breathable mesh window
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All back seat covers and extenders 8 items

Front seat covers for dogs and dog booster seats

Single front seat covers, 2-packs, a 2+1 pack and back-plus-front sets make up this line, together with two dog booster seats for small and medium dogs up to 26 lbs. The covers wrap one captain chair with side flaps and a front pocket; the boosters raise a small dog on a 6-inch memory foam base. Pick this line for a dog that rides up front or needs a raised seat, rather than a full bench or trunk.

Smatto Waterproof Front Seat Cover for Dogs

Single waterproof cover that wraps one front seat for a dog riding up front.

  • Hot-pressed fabric with waterproof coating
  • No needle holes in the surface
  • Extended backrest and wrap-around skirt
  • Non-slip bottom, quick-release buckles, seat anchor
  • Large front storage pocket
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Smatto Front Seat Cover for Dogs 2 Pack

Pair of water-resistant front seat covers with side flaps for dog car rides.

  • 2 front seat covers per pack
  • 4-layer quilted 600D Oxford fabric
  • Side flaps covering the seat ends
  • One big pocket on the front skirt
  • 2 quick-release buckles and 1 seat anchor
  • Warranty: 1 year manufacturer
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Smatto Portable Dog Booster Seat for Car

Portable booster that lifts a small or medium dog to window height in the car.

  • Dimensions: 18"L x 16.3"W x 19.7"H
  • For dogs up to 26 pounds
  • 6-inch thick 30D memory foam base
  • Reversible cushion: plush and Oxford cloth
  • Detachable outer cover for machine washing
  • Dotted anti-slip base
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Smatto Back and Front Dog Seat Cover Set

Two-piece set covering the back bench and one front seat for dog rides.

  • Back seat cover: 52''L x 48''W
  • Front seat cover: 20"W x 44"L
  • 600D fabric with waterproof coating
  • Hot-press seams, no needle holes
  • 4 Velcro seat belt openings on back cover
  • Extended side flaps
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All front seat covers and boosters 7 items

Smatto SUV cargo liners for dogs

Quilted 53" x 79" liners for the cargo area, each with a 40" x 12.6" side flap and a bumper flap that hangs over the trunk edge. The line also includes sets that pair a liner with a back seat cover, a front seat cover or a back seat extender. These suit dogs that travel in the trunk of an SUV, crossover or minivan instead of on a seat.

Smatto SUV Cargo Liner with Bumper Flap

Foldable cargo liner that covers an SUV trunk floor, side wall and bumper edge.

  • Large size: 53" x 79"
  • 40" x 12.6" side flap
  • Integrated bumper flap
  • 53" x 40" anti-slip rubber backing
  • 2 suction cups and 3 Velcro straps
  • 4-layer quilted 600D Oxford fabric
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Smatto Outdoor Dog Cargo Liner with Pocket

Foldable trunk liner with a storage pocket that doubles as a picnic mat.

  • Measures 53.15" x 78.74"
  • Quilted 600D Oxford, 4 layers
  • 53.15" x 40" textured rubber grip
  • 2 suction cups, 3 Velcro strips per side
  • 40" x 12.6" flaps plus bumper flap
  • 1 extra large storage pocket
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Smatto Cargo Liner and Back Seat Cover Set

Cargo liner and rear bench cover pairing for dogs that ride in the SUV.

  • Cargo liner: 53"W x 79"L
  • Back seat cover: 52''L x 48''W
  • 40" x 12.6" side flap on the liner
  • Integrated bumper flap
  • 4 Velcro openings for seat belts
  • 600D fabric with waterproof coating
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All SUV cargo liners 6 items

How Smatto dog car gear is built

Smatto Back and Front Dog Seat Cover Set

Hot-press surfaces with no needle holes

Most covers in the range use hot-press technology instead of stitching through the top layer, so the waterproof coating has no needle holes for spills to run through. The 600D fabric with waterproof coating appears on the bench covers, the combo sets and the front seat covers alike.

Smatto Heavy-Duty Back Seat Extender

Hard bottoms that turn the rear seat into a platform

The back seat extenders use reinforced panels under the hammock: 8 panels with thick sponge on the Size L and XL, 4 hard bottom panels on the 410 lbs model, 3 large panels on the Tesla Model Y version. The panels bridge the footwell so the rear seat becomes one flat surface instead of a sagging sling.

Smatto SUV Cargo Liner with Bumper Flap

Side flaps and bumper flaps at the edges

Edges take the scratches, so the covers extend past them. Bench and front seat covers carry side flaps over the seat ends, and the cargo liners add a 40" x 12.6" side flap for the trunk wall plus a bumper flap for the spot where a dog jumps in and out.

Smatto Full Bench Back Seat Cover for Dogs

Fixings that keep the cover in place

Every cover has a way to stay put: quick-release buckles and seat anchors on the front seat covers, buckles, straps and anchors on the bench covers, and 2 suction cups with Velcro straps on top of a 53" x 40" rubber backing on the cargo liner. A cover that stays flat is easier to keep clean and kinder to the upholstery underneath.

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What the covers are made of and how to clean them

The base fabric across the range is 600D Oxford. The cargo liners and the 2-pack front seat covers use a 4-layer quilted build, the truck back seat cover adds a waterproof TPU layer, and the Tesla Model Y extender combines 600D Oxford with TPU and PP cotton. On the back seat extenders a 6-layer structure sits under a hot-pressed top coating.

For day-to-day upkeep, simply wipe the surface with a damp cloth, use a vacuum for dry debris such as fur and sand, or rinse with water after a muddy walk. The stain-resistant material makes upkeep quick and hassle-free, and the cargo liners can also be hand washed. The booster seats work differently: their removable cover goes in the washing machine, and the cover on the 6-inch memory foam model is dryer-safe.

Before you put a wet cover back in the car, let it dry fully and check that the anchors and buckles still sit where they should. The liners and covers are car interior protection for fur, mud and scratches; they are comfort and containment gear, not crash restraints.

Base fabric 600D Oxford
Cargo liner build 4-layer quilted 600D Oxford
Extender structure 6-layer, hot-pressed coating
Truck cover layers 600D Oxford with waterproof TPU
Booster seat foam 6-inch 30D high-density memory foam
Cleaning Wipe with a damp cloth, vacuum, or rinse with water
Booster cover Removable, machine washable
Warranty 1 year manufacturer (most models)
Smatto Back Seat Extender for Dogs

Measure the seat, then pick the cover

Cover sizes, weight capacities and vehicle fit for every model, laid out side by side.

Compare the covers

Which Smatto cover fits your car and your dog

Smatto Truck Back Seat Cover for Dogs

A large dog in the back of a pickup cab

The truck back seat cover is cut at 60" L x 50.7" W for the Ford F150, Ram 1500, Chevrolet Silverado 1500, GMC Sierra 1500 and Toyota Tundra. Extra-wide Velcro slots leave room for a child seat on the same bench.

Smatto Back Seat Extender for Dogs

A dog that paces on a compact back seat

On a small car the footwell gap is where paws slip. The Size L back seat extender measures 50.5"W x 60.5"L and supports up to 400 lbs, so a dog has room to stand, turn and lie down. If your vehicle is a midsize SUV or truck, the XL size at 56.3"W is the one to measure against.

Smatto Outdoor Dog Cargo Liner with Pocket

Muddy trailheads and a dog in the trunk

The outdoor cargo liner measures 53.15" x 78.74" with a textured rubber grip and a bumper flap for the jump in and out. Its extra large pocket holds a leash and towel, and it folds flat when the trunk is needed for groceries.

Smatto Portable Dog Booster Seat for Car

A small dog that wants to see out

Dogs up to 26 lbs sit higher on the portable booster, which measures 18"L x 16.3"W x 19.7"H and fits front or rear seats. The seatbelt threads through the bottom slot and a top strap goes around the headrest.

About the Smatto dog car range

The range covers the three places a dog rides: the front passenger seat, the rear bench and the SUV cargo area. Each has its own line, and a set of combo bundles pairs two of them, for example a cargo liner with a back seat extender or a bench cover with a front seat cover.

Sizes are stated in inches for every cover, from the 20"W x 44"L front seat cover to the 56.3"W XL extender. Two models are cut for specific vehicles: the Tesla Model Y extender fits only that car, and the truck bench cover is sized for full-size pickups.

Weight figures differ by model. The Size L and XL extenders support up to 400 lbs, the four-panel model holds up to 410 lbs, and the booster seats are for dogs up to 26 lbs. If your dog is heavier than that, a back seat extender is the better match than a booster.

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Smatto seat cover questions: fit, sizes and care

Which back seat extender size fits a compact car or a midsize SUV?
The Size L extender measures 50.5"W x 60.5"L and is meant for compact cars and subcompact SUVs. The Size XL measures 56.3"W x 64.2"L for midsize SUVs and trucks. Measure the width of your rear bench before ordering and compare it with those two widths.
Will the Tesla Model Y extender fit another car?
No. It is made for the rear seats of the Tesla Model Y (54"W x 56.6"L) and will not fit other vehicles. For other cars, look at the Size L, Size XL or 410 lbs extender.
Can a child seat stay installed with a back seat cover on?
The full bench cover and the back seat covers in the combo sets have 4 Velcro openings for seat belts, so a baby car seat can be fastened without removing the cover. The truck cover uses extra-wide Velcro slots for the same purpose.
What is the weight limit on the dog booster seats?
Both booster seats are for small and medium dogs up to 26 lbs. The portable model measures 18"L x 16.3"W x 19.7"H. Heavier dogs belong on a bench cover or a back seat extender instead.
Will the SUV cargo liner fit a shorter trunk?
The cargo liners measure 53" x 79" (the outdoor version 53.15" x 78.74") and are sized for full-size and mid-size SUVs, crossovers, minivans and sedans. Measure the cargo floor first; the liner is foldable if your trunk is shorter.
How is a waterproof dog seat cover cleaned?
The seat covers and liners are easy to clean: wipe clean with a damp cloth, vacuum dry debris, or rinse with water. The cargo liners can also be hand washed. Booster seat covers come off and go in the washing machine.

Compare Smatto seat covers, extenders and liners

Size, load and fit for the main models, so you can match the cover to the seat and the dog.

Smatto Product Where it goes Size Load or dog weight Key feature Check price on Amazon
Smatto Back Seat Extender, Size L Back seat, compact cars 50.5"W x 60.5"L Up to 400 lbs Mesh window, zippered sides Check price on Amazon
Smatto XL Seat Extender Back seat, midsize SUVs and trucks 56.3"W x 64.2"L Up to 400 lbs 8 reinforced panels Check price on Amazon
Heavy-Duty Extender by Smatto Back seat, cars and SUVs 50.5"W x 60.5"L Up to 410 lbs 4 hard bottom panels Check price on Amazon
Smatto Tesla Model Y Extender Tesla Model Y rear seat only 54"W x 56.6"L 500 lbs (3 panels) Door and headrest covers Check price on Amazon
Smatto Truck Bench Cover Full-size pickup rear bench 60" L x 50.7" W — Velcro child seat slots Check price on Amazon
Full Bench Cover from Smatto Back seat, cars, trucks, SUVs Full Bench — 4 Velcro seat belt openings Check price on Amazon
Smatto SUV Cargo Liner SUV cargo area 53" x 79" — Bumper flap and side flap Check price on Amazon
Smatto Memory Foam Booster Front or back seat 6-inch foam base Dogs up to 26 lbs Reversible base Check price on Amazon

Measure the back seat, then pick the cover

Smatto quilted back seat covers with side flaps, hard-bottom seat extenders for cars, trucks and Tesla Model Y, front seat covers, booster seats for small dogs and SUV cargo liners with a bumper flap. Check the seat width, vehicle fit and listed load on Amazon.