Pet Sunglasses are made of high-quality materials to provide your dog with the most comfortable wearing experience. Keep your dog happy and safe outside. Dog goggles are made of elastic elastic straps that are worn over the head and chin. You can easily adjust the length to fit the sunglasses to the shape of your dogs head. Put on your glasses and start your adventure! There are soft sponge pads around the frame to reduce the pressure on your dog. It wont damage the fur around the dogs eyes when put on and taken off. It makes the dog more comfortable to wear. The adjustable elastic can fit your dogs size, and the chin strap is designed so you never have to worry about it coming off easily. Precise elastic webbing on head and chin for easy fit. Wide Application: Dog glasses are suitable for daily wear, photography, parties, weddings and holidays. Dress up your dog to make it more striking, chic and charming. Suitable for small dogs as daily photo props or performances. . Suitable for the crowd: Applicable head circumference: 20-32cm, suitable jaw circumference: 17-24cm. Weight 1.27 oz. Suitable for Puppies, Yorkshire Terriers, Dachshunds, Poodles, Shih Tzus, Miniature Schnauzers, Chihuahuas, Pugs, Pomeranians, Boston Terriers, Maltese, Teddies, Beagles, Shorthaired Dogs , Balinese, etc. (Please measure the dogs head and lower sunglasses before ordering the dog.) Size: One size (adjustable)