??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. ??Light frame of dog glasses wont hurt the fur on the dogs face and eyes, provide your dogs eyes protection. Not only Sun rays protection, dustproof, prevent water into dog eyes in summer riding, driving, but also snowproof, windproof in winter running, skiing. ??Fit longe snout dogs like Lab, Gree, Husky, Alaskan Malamute, Doberman, Shepherd, Retriever and so on, not recommended for very large dogs like Newfoundland, Great Dane, Saint Bernard, etc. ??The pet goggles with fashionable shape would be a good gear to dress up your pets in an attractive look. Each dog has a difference in body size. Before buying, we strongly recommend that you measure your dogs head size to ensure that our products are suitable for your dog. ??The dog goggles with elastic straps that can be easily adjusted over the chin and head of your dog.