Dog car seat belts
A dog car seat belt is a short strap that clips onto an existing harness on one end and into your car's seatbelt buckle on the other, limiting how far a dog can move around the car without needing a full travel harness system. It is a simple, cheap way to add restraint to a harness a dog already wears comfortably.
You might also want to browse crates in every size, front-clip walking harnesses and anxiety beds for dogs.
How it fits with a harness you already own
A seat belt attachment on its own is not a restraint — it needs a properly fitted harness to clip onto, since attaching one to a collar risks injury to the neck under any sudden force. If your dog already wears a well-fitted walking harness, a bungee-style car seat belt is often the simplest way to add restraint without buying a whole new travel harness.
The bungee design in particular gives a small amount of give, which is more comfortable for a dog on a long journey than a completely rigid strap, while still limiting how far they can move if you brake suddenly.
Fitting it in the car
Keep the strap short enough that your dog can sit or lie down comfortably but cannot reach the front seats or footwells, and always route it through the rear seatbelt buckle rather than looping it round a headrest unless the product specifically says that is how it is designed to be used.
Check the clip at both ends before every longer journey — the harness attachment and the seatbelt buckle connection are the two points doing all the work, and a worn or damaged clip is the most common way this kind of restraint fails.
In this section
Everything below is in stock with us, priced with delivery worked out, and packed and posted by hand in the UK.

Dog Car Seat Belt Safety Tether
An adjustable nylon car safety tether that clips into your seatbelt buckle and onto your dog's harness, keeping them safely restrained while you drive. Strong metal clasp and durable webbing.
£24.99

Bungee Dog Car Seat Belt Restraint
Keep your dog secure on car journeys with this seat-belt restraint. A stretchy bungee section absorbs sudden jolts, while the metal seat-belt clip and swivel hook fit standard car buckles and any harness.
£7.99

PetGear Seat Belt
Adjustable car tether clipping a dog's harness to the seat belt lock, with a swivel clip
£7.49

Sharples Safe N Sound Car Safety Belt for Dogs
An adjustable polyester car restraint belt for dogs, in two sizes
From£3.99

Plush Checkered Dog Car Back Seat Bed
A quilted checkered car bed that turns the back seat into one flat, cosy platform for your dog.
From£11.99

Waterproof Dog Car Seat Cover
A quilted, waterproof front-seat cover that shields your upholstery from fur, mud and scratches.
£29.99

Cloud Pet Car Booster Seat Bed with Tether
A plush raised car booster bed with bolster sides and a safety tether, lifting small dogs and cats to window height so they travel calmer and stay put.
From£39.99

Quilted Dog Car Seat Booster Bed
A quilted booster bed that lifts your dog for a comfortable window view and a secure ride.
£18.99

Padded Dog Car Booster Seat
A quilted, raised car booster seat that lifts small dogs to window height and keeps them settled and secure on every journey. Soft padded walls and a sturdy base, with straps to anchor it to the car seat.
£43.99

Quilted Pet Car Seat Bed
A high-sided quilted car bed that keeps your pet cosy and contained on journeys while protecting your seats. The padded interior offers a snug nest, and the cover detaches for easy washing.
£46.99

Waterproof Dog Car Back-Seat Hammock Cover
A quilted, waterproof back-seat cover that converts into a hammock to protect your upholstery from mud, hair and scratches. Wipes clean easily or machine washes, and includes a storage pocket, side flaps and a seat-belt tether.
£33.99

Dog Car Booster Seat Bed With Safety Strap
A padded car booster bed that raises your dog for a window view while keeping them settled and secure.
£56.99
Common questions
- Can I attach a car seat belt to my dog's collar instead of a harness?
- No, this is not recommended — a collar concentrates force on the neck if the car stops suddenly or your dog lunges forward, which can cause serious injury. Always attach a car seat belt restraint to a properly fitted harness instead.
- Is a bungee seat belt as safe as a full travel harness?
- A bungee seat belt attached to a good harness offers real restraint for normal driving and sudden stops, though a dedicated crash-tested travel harness is built and tested to a higher standard for serious impacts. For most everyday journeys, a harness plus a seat belt clip is a reasonable, practical setup.
- Will my dog be comfortable wearing a seat belt restraint on a long journey?
- Most dogs settle quickly once they are used to the restriction, especially with a bungee-style strap that allows some movement to sit, lie down or shift position. Introduce it on short trips first rather than a long journey being the first time your dog has worn it.
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Written by Matt Garnett, who runs Giddy Pets and is a lifelong pet owner — not a vet. This is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your animal. How we write these guides.