Features:
Superb Material: The lens is made of high-quality polycarbonate, which can filter and reduce UV, UV400, Infra-Red and visible light intensity. Protect your pets' eyes from snow, UV, wind, dust, and fog.
Adjustable Strap: The strap use cotton high-elasticity elastic band, adjustable elastic cord fit for different head shapes which can let your pets wear the sunglasses in a comfortable and firm manner.
Good Protection for Outdoor Activities: The dog goggles will be a good protection aid for your pet if you want to do some outdoor activities with your pets such as skiing, climbing and swimming etc.
Sponge Pad Inside: Sponge is padded around the lenses, the high-density sponge has a great breathable effect and thermal performance perfectly alleviating eyestrain or the pressure from the shaft and the dog is not uncomfortable to wear normally.

Specifications:
Material : PC, PVC, Nylon
Adjustable band
Sponge pad
UV Protection/ Anti-fog / Dustproof / Waterproof
Occasions : Skiing, Hiking, Swimming
Head Adjustable: 28cm-48cm / Mandible Size: 17-25cm
To determine ideal back strap and frame length, measure the entire head circumference, across the eyes and around under the ears. To size chin strap, start just under one ear, under the chin and back up to under the other ear ( like a helmet strap)
Size Reference: Suitable for medium or large dogs, such as Golden Retriever, Molly, Goldie Shepherd, Huskies, etc. But not suitable for small dogs.
The size may have a slight difference due to manual measurement.
Windproof / Dustproof / Prevent Broken / UV Protection

Package Includes:
1 X Comfortable Medium Large Adjustable Strap Pet Dog Sunglasses