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Thule Dart harness M/L/XL dark slate
Thule Dart harness L dark slate
Thule Dart harness L dark slate
Thule Dart harness L dark slate
Adult walking a dog wearing a Thule Dart harness in a snowy landscape.
Dog wearing a Thule Dart harness while interacting with an adult in a snowy landscape.
Dog wearing a Thule Dart harness standing beside an adult in a snowy landscape.
Adult walking a dog wearing a Thule Dart harness in a snowy mountain landscape.
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Thule Dart harness L

Comfortable and durable everyday harness designed for active dogs

£79.99 79.99 GBP
Lowest price last 30 days: £69.99

Size

XS S M L XL

Color

Thule Dart harness M/L/XL dark slate

Thule Dart harness L

Comfortable and durable everyday harness designed for active dogs

In stock
Estimated in stock
Estimated in stock 1 September 2026
  • Thule Guarantee
Comfortable and secure dog harness designed for daily walks and regular use.

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Everyday harness for active dogs

Made for regular walks and daily use, this harness is easy to put on and comfortable for your dog to wear. It provides a secure fit while allowing natural movement, so your dog can walk, sniff, and explore without restriction. Durable materials and a simple design make it a reliable choice for everyday outings.

Thule Dart harness Feature - Easy on and off Fidlock® buckle
Easy on and off Fidlock® buckle
Quick to put on and take off with a magnetic Fidlock® buckle for smooth stress free use just clip and go
Thule Dart harness Feature - S hook neck opening
S hook neck opening
Smart S hook neck opening makes fitting the harness fast, comfortable and hassle free
Enhanced visibility
Reflective webbing and logo improve visibility in low light for safer walks
Thule Dart harness Feature - Three leash attachment points
Three leash attachment points
Three leash attachment points offer control and flexibility with a front clip to reduce pulling a back clip for everyday walks and a rear lower clip for added stability during training or busy environments
Thule Dart harness Feature - Safety handle
Safety handle
Integrated safety handle gives instant control and extra support when you need it most
Thule Dart harness Feature - Built in ID field
Built-in ID field
Discreet white field under the handle to write your phone number directly on the harness
Thule Dart harness Feature - Wide size adjustment
Wide size adjustment
Wide adjustment range ensures a secure and comfortable fit for different body shapes
Thule Dart harness Feature - Lightweight and easy to clean
Lightweight and easy to clean
Lightweight water repellent fabric that is durable and easy to wipe clean hand wash only

Dog chest

62-80 cm

Dog neck

48-71 cm

Weight

0.28 kg

Country of origin

China

Model number

771208

Select your vehicle to view instructions

Select your vehicle to get instructions for installing this roof rack on your car.

This is how you choose the right dog car crate:

1. Check the size guide – Use the dog size chart to measure your dog and choose the crate size that’s the best fit.

2. Read the fit guide and select your car – Use the vehicle fit guide to check if the chosen crate size fits in your car's trunk.

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Thule Dart harness M/L/XL dark slate

Thule Dart harness

Dark slate - 771208

£79.99 79.99 GBP
Lowest price last 30 days: £69.99

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Tested to the limit

At the Thule Test Center™ in Hillerstorp, Sweden, our rigorous internal testing ensures our products can handle the toughest conditions. After all, our dog products are designed for our pets and the most important people in the world. Below are just some of the many tests we conduct
Explore Thule test center
A man is mounting a Thule Allax dog crate to a crash test rig in the Thule Test Center.

Crash tests

Our dog car transport products are crash-tested, including the internationally recognized TÜV SÜD Certification.
A Thule Allax dog crate is being subjected to a wear-and-tear test in the Thule Test Center

Wear and tear tests

Specialized tests that are used to evaluate the dog products over time, to assess their durability and long-term performance.
Dog in car harness sitting safely in the backseat of a car.

Driving tests

Test that make sure that the dog stays safely attached in the car: sharp turns, evasive maneuvers, and brake tests.
A Thule Allax dog crate is mounted on a creash test rig in the Thule Test Center.

Durability tests

Used to evaluate the performance under conditions such as those that might be encountered during use on rough or uneven terrain.