100% brand new and high quality. Waterproof storage box: Thickened aluminum, CNC integrated cutting, each edge has been carefully processed. The surface is hard oxidized and wear-resistant, which keeps the surface of the box bright. Sealed and waterproof, durable, hard and light, with 2 extra waterproof rings. Originally designed for storage and protection, everything was designed for safety and convenience. The storage box is hard and light, suitable for daily carrying. Color: black, silver, gray Material: aluminum alloy Process: hard oxidation treatment Waterproof: IPX8 life waterproof Size: 7.9cm(3.11in) × 4cm(1.57in) Weight: about 126g Quantity: 1piece Note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1piece × Waterproof Storage Box 2pieces × Spare Rubber Ring