

Harness Size Guide
Size | Neck | Chest / Girth | Suggested Breeds* |
---|---|---|---|
Medium (25–50 lbs) | 12" – 18" (30.5 – 45.7 cm) | 26" – 30" (66.0 – 76.2 cm) | Border Collie, Aussie, Spaniel, Bulldog, Small Husky, Beagle |
Large (60–100+ lbs) | 16" – 20" (40.6 – 50.8 cm) | 32" – 38" (81.3 – 96.5 cm) | Lab, Golden, Boxer, GSD, Doberman, Mastiff, Pitbull/American Bully |
*Breed examples are just guidance — always measure your dog for the best fit.
How to measure
- Neck: Measure around the base of the neck where a collar naturally sits.
- Chest/Girth: Measure the widest part of the chest, just behind the front legs.
- Between sizes? Go up one for comfort. You should fit two fingers under the strap.