Description: Made of durable aluminum alloy material Perfect for carrying small items such as key, battery, money, matchstick and keeping them dry Round rubber seal keeps key chain 100% waterproof and airtight Can be used as storage box, collection tool, key ring and life-saving kit Portable and convenient Specification: Material: Aluminum Alloy Color: Random Size (LxWxH) for Each Piece: Approx. 5x1.5x1.5cm/1.97x0.59x0.59inch Package Includes: 5 Pieces/Set Aluminum Alloy Key Chain Tablets Holder Note: Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above. Meanwhile, please be reminded that due to lighting effects, monitor ’s brightness/contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item