Hard-Bottom Dog Car Seat Extender & Waterproof Back Seat Cover

Hard-Bottom Dog Car Seat Extender & Waterproof Back Seat Cover

$109.90 $129.90 SAVE $20.00

Product Details

Give your dog more room while helping protect your back seat from everyday mess.

The Hard-Bottom Dog Car Seat Extender creates a wider, more stable rear-seat area by covering the open footwell between the front and rear seats.

Its reinforced base helps reduce sagging, while the quilted waterproof surface helps protect your seats from fur, muddy paws, moisture, scratches and dirt.

Key features:

Reinforced hard-bottom support
Supports up to 400 lbs
Creates up to 45% more usable rear-seat space
Waterproof, scratch-resistant surface
Mesh viewing window for airflow and visibility
Built-in storage pocket
Adjustable headrest straps
Designed for many cars, SUVs and trucks

Will it fit my car?

Designed to fit many standard cars, SUVs and trucks. Because rear-seat dimensions vary, we recommend measuring your vehicle before ordering.

Approximate dimensions:
Inner width: 51.1 in / 129.8 cm
Seat depth: 23.6 in / 59.9 cm
Rear side height: 22 in / 55.9 cm
Front side height: 15.7 in / 39.9 cm
Upper panel width: 26.7 in / 67.8 cm

If you’re unsure about fit, contact us before ordering and we’ll help you compare the measurements.

What’s Included

Materials & Care

Built with a multi-layer construction designed for everyday dog travel:

600D Oxford fabric
Durable outer material designed to handle regular use.

Soft padding
Adds cushioning for greater comfort.

Reinforced hard support boards
Helps provide a firmer surface and reduce sagging over the footwell.

Durable Oxford base
Adds strength and structure.

Non-slip backing
Helps keep the cover in position during normal use.

Care instructions:
For everyday dirt, fur and small spills, wipe clean with a damp cloth or use a soft brush/vacuum.

For a deeper clean, hand-clean using mild soap and water, then allow the cover to air dry completely before reinstalling.

Avoid bleach, harsh chemicals and high-heat drying.

Can I bundle the car seat extender with the nail scratch board?

Yes. You can choose the Travel + Groom Bundle, which includes:

1 × Hard-Bottom Dog Car Seat Extender
1 × Dog Nail Scratch Board with Treat Box

The scratch board includes 1 installed scratch surface plus 3 additional replacement scratch sheets.

The bundle is designed for dog parents who want both a more comfortable travel setup and an easier way to help maintain their dog’s front nails at home.

I’d also slightly update “What comes with my order?” to avoid confusion:

What comes with my order?
If you choose 1 Cover, you’ll receive one complete Hard-Bottom Dog Car Seat Extender set.

If you choose 2 Covers, you’ll receive two complete extender sets.

If you choose the Travel + Groom Bundle, you’ll receive:

1 × Hard-Bottom Dog Car Seat Extender
1 × Dog Nail Scratch Board with Treat Box
3 × Additional replacement scratch sheets for the nail board

Accessories shown in lifestyle images are not included unless specifically stated.

Shipping & Delivery

We currently ship to the United States, United Kingdom, Australia, Canada and New Zealand.

Estimated delivery time: 14–21 business days

Delivery times are estimates and may vary slightly depending on your location, carrier delays, customs processing or peak shipping periods.

Once your order has shipped, you’ll receive a tracking number by email so you can follow your delivery.

If your order arrives damaged or appears to be lost in transit, please contact us and we’ll help investigate the issue.

Returns & Support

We want you to feel confident shopping with Olyqo.

You may request a return within 14 days of receiving your order, subject to our Return & Refund Policy.

If your item arrives damaged, defective or incorrect, please contact us with your order number and photos of the issue so we can review it and help with a replacement or refund where applicable.

Items returned for a change of mind should be unused, in their original condition and packaging where applicable.

Why Dog Parents Love It

Give your dog more room to relax while helping protect your back seat from fur, muddy paws, spills and scratches. The reinforced hard-bottom design creates a more stable surface for everyday drives, park trips and longer adventures.

Hard-Bottom Support
Supports Up to 400 lbs
Waterproof
More Rear-Seat Space
Mesh Window
Easy to Clean

What Our Customers Are saying...

Very good 4.8/5 based on 1239 verified reviews

So Much More Room

The hard-bottom design gives my dog noticeably more space to stretch out compared with our old hammock-style cover.

Alice J

Purchased on August 14th, 2026

Cleanup Is Much Easier

Fur, dirt and muddy paw marks are much easier to deal with now. A quick wipe-down and the back seat looks good again.

Sarah M.

Purchased on August 18th, 2026

Great for Longer Drives

My dog has enough room to lie down comfortably instead of constantly repositioning during longer trips.

Jessica M.

Purchased on September 6th, 2026

Keeps the Seats Protected

The full coverage gives me much more confidence taking my dog out after wet or muddy walks.

Liam B.

Purchased on August 14th, 2026

A Big Upgrade From a Basic Cover

I’ve used regular back-seat covers before, but the hard-bottom support and extra room make this feel much more practical.

Jake A.

Purchased on September 1st, 2026

Frequently Asked Questions

Everything you need to know before hitting the road with your dog.

Will it fit my car? +

It is designed to fit many standard cars, SUVs and trucks. Because rear-seat dimensions vary, we recommend measuring your back seat before ordering. Approximate dimensions: 51.1 in inner width, 23.6 in seat depth, 22 in rear side height, 15.7 in front side height and 26.7 in upper panel width.

How much weight can the hard bottom support? +

The reinforced hard-bottom platform is designed to support up to 400 lbs when installed correctly.

What comes with my order? +

Each 1-cover order includes one Hard-Bottom Dog Car Seat Extender & Back Seat Cover with adjustable straps, integrated mesh window and built-in storage pocket. If you select 2 covers, you’ll receive two complete sets.

Is it waterproof and easy to clean? +

Yes. The quilted surface is designed to help protect against moisture, muddy paws, fur and everyday mess. For regular cleaning, wipe with a damp cloth or use a soft brush/vacuum. For deeper cleaning, use mild soap and water and allow it to air dry completely.

How do I install it? +

Secure the adjustable straps around your vehicle’s headrests, position the side panels and hard-bottom section, then adjust the fit so the cover sits securely across the rear-seat area.

How long does shipping take? +

Estimated delivery time is 14–21 business days. Delivery times may vary slightly due to carrier delays, customs processing or peak shipping periods.

Can I track my order? +

Yes. Once your order has shipped, you’ll receive a tracking number by email so you can follow its progress.

What is your return policy? +

You may request a return within 14 days of receiving your order, subject to our Return & Refund Policy. If your item arrives damaged, defective or incorrect, contact us with your order number and photos so we can review the issue.

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