1. Material: PP
2. A variety of sizes are suitable for a variety of vehicle windows
3. Easy to install and use
4. The material is hard and not easy to break, preventing the dog from sticking out the window and avoiding danger
5. Strong anti-impact ability, the dog cannot easily rush out of the window
6. Smooth opening and closing, convenient storage
7. Size: small 240x118x12mm; large 240x177x12mm
8. Weight: 180 grams for small size, 204 grams for large size