ILS-Large. Side air vents; very flexible, wrap around foam padded frame; anti-fog, shatterproof, 100% UV protection, interchangeable capable lenses; two adjustable soft elastic head and chin straps. Wider nose bridge and deeper lens cup than the Originalz Large size.
All lengths are measured in inches.
How to measure your dog:Back Strap and Frame Length: Measure the entire head circumference, across the eyes and around under the ears.
Chin Strap: Start just under one ear, under the chin, and back up to under the other ear (like a helmet strap).
| Please review our sizing charts for fit and size information. |
| Eyewear | Typical Size Dog | Head Strap & Frame | Chin Strap | Breed example |
| XS | 1 - 10 lbs | 5 - 13 in | 3 - 7 in | Chihuahua, Pom |
| Small | 9 - 25 lbs | 12 - 20 in | 4 - 8 in | Beagle, Westie |
| Medium | 20 - 60 lbs | 15 - 25 in | 5 - 11 in | Dalmation, Border Collie |
| Large | 50 - 100 lbs | 18 - 30 in | 6 - 15 in | German Shepherd, Labrador Retriever |
| XL | 100+ lbs | 22 - 45 in | 11 - 26 in | Large Rottweiler, St. Bernard |
