Dog Knee Brace Size Guide
Find Your Dog's Perfect Knee Brace Fit in 3 Minutes
Getting the right size is everything. A brace that's too loose won't support the joint. Too tight and it cuts circulation. This guide takes 3 minutes and saves you weeks of trial-and-error.
What You'll Need
- A soft measuring tape (or a piece of string + ruler)
- Your dog in a relaxed, standing position
- 2 minutes
Step-by-Step: How to Measure
Measurement A — Leg Circumference (most important)
Wrap the tape around the widest part of your dog's thigh, just above the knee. This is your key measurement. Write it down.
Measurement B — Leg Length
Measure from the top of the knee joint down to the ankle (hock). This helps confirm fit for longer-legged breeds.
Tip: Measure both legs — the injured leg may be slightly swollen. Size up if between measurements.
Size Chart
| Size | Leg Circumference | Leg Length | Best For |
|---|---|---|---|
| XS | 4–6 in (10–15 cm) | 2–3 in | Chihuahua, Yorkie, small Dachshund |
| S | 6–8 in (15–20 cm) | 3–4 in | Beagle, Cocker Spaniel, Shih Tzu |
| M | 8–10 in (20–25 cm) | 4–5 in | Border Collie, Bulldog, Corgi |
| L | 10–13 in (25–33 cm) | 5–6.5 in | Lab, Golden Retriever, Husky |
| XL | 13–16 in (33–41 cm) | 6.5–8 in | German Shepherd, Rottweiler |
| XXL | 16–19 in (41–48 cm) | 8–10 in | Great Dane, Saint Bernard, Mastiff |
Left leg and right leg versions available for each size.
Breed Quick-Reference
| Breed | Typical Size |
|---|---|
| Chihuahua | XS |
| Yorkshire Terrier | XS |
| Dachshund (mini) | XS–S |
| Shih Tzu | S |
| Beagle | S–M |
| French Bulldog | S–M |
| Cocker Spaniel | S–M |
| Corgi | M |
| English Bulldog | M |
| Border Collie | M–L |
| Labrador Retriever | L |
| Golden Retriever | L |
| Siberian Husky | L |
| German Shepherd | L–XL |
| Rottweiler | XL |
| Great Dane | XXL |
| Saint Bernard | XXL |
When in doubt, size up — the adjustable straps allow a snug fit even with extra room.
Which Leg? Left vs. Right
When ordering, choose the brace for the injured leg — not both legs (unless your vet recommends bilateral support).
- Left rear leg: Choose "Left"
- Right rear leg: Choose "Right"
Not sure which side? Stand behind your dog. Their left is your right.
How Should It Fit?
✅ Correct fit:
- Sits snug but you can slip two fingers underneath
- Dog stands and walks normally within minutes
- No rubbing or red marks after 30 minutes of wear
❌ Too tight:
- Dog constantly tries to remove it
- Redness or indentation marks on skin after removal
- Dog limps more with it on
❌ Too loose:
- Brace slides down during walks
- Dog barely notices it's there (no stabilization happening)
- Brace rotates around the leg
Breaking In the Brace
Week 1: Wear 30–60 minutes, 2–3x per day
Week 2: 2–4 hours per day
Week 3+: Full activity wear as directed by your vet
Always check the skin daily for the first 2 weeks. Remove at night unless your vet says otherwise.
Frequently Asked Questions
My dog measured right between two sizes — which do I pick?
Size up. You can tighten the adjustable straps, but you can't loosen a brace that's too small.
Can I use the brace on the front leg?
Our brace is designed specifically for rear (hind) leg knee support (stifle joint). For front leg issues, please consult your vet.
My dog won't keep it on — what should I do?
Start with very short sessions (10 minutes) while distracting with a chew or lick mat. Most dogs adapt within 5–7 days.
Will this work for my dog's luxating patella?
Yes — many customers use our brace for luxating patella support. Sizes S and M are most common for this condition. Consult your vet for Grade 3–4 luxation.
What if the size I ordered doesn't fit?
We offer free exchanges within 30 days. Contact us at hello@pawdigo.com and we'll sort it out.
Still Not Sure?
Email us your dog's breed, weight, and leg measurements at hello@pawdigo.com — we'll reply within 24 hours with a size recommendation.