1. Any colors are available; 2. Plastic or metal hing is optional; 3. OEM is welcome; Size: 18 inch;Hinge: Zinc alloy;1)Durable: the materials utilize imported high-density plates. It will not deform due to expand and contract, and it is highly stable. 2)Moisture-proof: the whole product adopts multi-layer painting protection and has been given moisture-proof treatment, presenting water-proof ...