Package Included: 1 x Pet Glasses using PC lenses, formerly known as Polycarbonate Lentils (Polycarbonate), PC is a lightweight professional polyester lens that is abrasion resistant, shock resistant and high light transmittance. It has a low refractive index and relatively high light transmittance. Using high-elastic cotton elastic band, the length of the high-elastic non-slip elastic band (or ordinary) can be adjusted freely, which can adapt to any head port. The color box packaging is more advanced and the transportation is more stable. Foldable design Foldable design, easy to make and easy to store Stomach design with ventilation holes on both sides to allow air to circulate inside the glasses to prevent moisture generation Very comfortable to wear The sponge design frame is surrounded by sponge, the dog will not feel uncomfortable when wearing it normally Product Frame length 15 * Width 4.5 Lens length 5 * Width Lens 3.5 cm Adjustable shoulder straps, upper chin strap 22 to 40 cm chin strap 16 to 26 cm Note: There will be 1 to 2mm error due to manual measurement Prevent peeling Block V ENT Strong Anti-fog Block sunlight Product name: pet glasses Color: white, blue, red, pink, black (optional) The scope of delivery is subject to the first main picture Suitable for: small dogs, medium dogs Material: A C plastic polycarbonate EVA nylon