Quantity: one piece Color: Black Eye protection: the dog sunglasses stay in place and provide a good fit, the headband and chin strap are adjustable so that the dog does not remove it easily. The lightweight, smooth frame puts no pressure on your pet's face and protects your pet's eyes from damage. Highly recommended for dogs with eye diseases. Premium Material: The dog glasses are made with a soft TPE frame and 2 adjustable flexible straps. The lenses are durable, hard to break and UV resistant. Air vents on dog sunglasses can help your dog dissipate heat. Cool Outdoor Outfit: Great for daily walks or sticking your head out the window when driving a car, prevents pets from tearing their eyes and provides good eyesight. These goggles can be used all year round and will also protect against wind and snow when your dog is playing in the snow in winter. Easy to store: Our dog goggles come in a carrying case. Rigid glasses with a zipper to prevent the glasses from being scratched. A beautiful package is a great one for your dog. Size: Adjustable head length: 40cm-53cm (16-21); Adjustable chin strap length: 17.5cm-30cm (7-12); The bridge of the nose is 6cm/2.36 widest; Fits most small to medium sized dogs, measure dog's nose area to make sure it fits. Good quality product