WATERPROOF DESIGN - The medicine bottle has a rubber ring to prevent water from entering. The spiral lid design makes it not accidentally opened, which is convenient for daily use, travel and outdoor travel. CONVENIENCE - The pill box is very cute, lightweight, and comes with a key chain, which can be easily clipped on the bag, key ring, bag, belt ring, clothes zipper. Easy to carry, you can take this little pill box with you wherever you go and never forget. DIAMOND DESIGN - The diamond-filled waterproof pill box can make your pill box unique and sparkling. HIGH-QUALITY MATERIALS - Made of aluminum alloy and diamond, not only lightweight, strong and durable, not easy to break, but also make you shine, very conspicuous. SIZE - The size of the pill box is 21mm / 0.82in * 45mm / 1.8in, and the diameter of the key ring is 25mm / 0.98in. It can be used to store vitamins, aspirin, cold medicine, painkillers, etc. pills. The package contains 3 pill box.