Eye Protection: Waterproof, Windproof and Anti-UV Namsan is an effective way to protect your pet's eyes Adjustable Strap: The strap of the dog sunglasses is adjustable, easy to wear Cool Design: The pet protective glasses shaped with black frame and bright lens are very cool for dogs Material: The sunglasses are made of high-quality polycarbonate, which can reduce UV rays, the frame material is not easy to break Scope of application: Adjustable area of the head adjustment strap: 20-25cm, chin adjustment area: 36-56cm, suitable for medium and large dogs. Please measure the size of your pet before purchasing. Size: as shown Color: black frame, transparent lens Delivery quantity: 1 piece