Sizing Your Dog

1. Head Circumference

Measure the head circumference where you expect the goggle to land on the forehead - typically an inch or so behind the eyes.

steps graph

2. Muzzle Circumference

Measure the circumference of your dog’s muzzle where you expect the goggle to land on their nose - usually around the back of their mouth.

Head Muzzle Size
8.5" - 10.5” 4" - 6” Extra Small (XS)
10.5” - 12” 6” - 8” Small (S)
12” - 14” 8” - 9” Medium (M)
14” - 17.5” 9” - 11.5” Large (L)
17.5” - 23" 11.5” - 14" Extra Large (XL)
12” - 15” 6” - 9” *Small-Wide (S-W)

*Small-Wide(S-W) is designed for short nosed dogs like French Bulldogs or Boston Terriers.

Got Questions about Your Size?

*All breeds are different and some sizes may fit different breeds better. If you have questions, please contact customer support.


Ear Pro Size Guide

1. Head Circumference

Measure the circumference of your dog’s head at it’s largest point (just in front of the ears and under the chin). If you are between sizes, please go up in size.

Head Size
13” - 15” 2
15” - 17.5” 3
17.5” - 21” 4

Sizing Your Dog

Using a flexible measuring tape or string, measure around your dog's neck as loose or tight as you would like the collar to fit.

size graph

Pro Tip: If you already have a collar you like the fit of, measure the length of your current collar

Size Neck measurement
2 14" - 16.5"
3 16.5" - 19.5"
4 19.5" - 24"

*If you are between sizes then size up for a looser fit and size down for a slightly tighter fit

Got Questions about Your Size?

*All breeds are different and some sizes may fit different breeds better. If you have questions, please contact customer support.

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