Convenient to Carry: With a bore of 0.55 inches (14 mm), a height of 1.37 inches (35 mm), and a weight of only 0.32 ounces (9.2 grams), it's perfect for everyday use in a travel bag, pocket, or keychain so you can use it in a variety of situations Sturdy and Durable:Made of α+β type titanium alloy, It has high strength and high temperature resistance, so it makes this medicine canister corrosion-resistant, tough and not easy to rust 100% Waterproof: The screw cap of the pill canister has a rubber o-ring gasket that is airtight and waterproof enough to keep the pills inside the pill box safe and dry while you are on vacation, traveling, camping, or any outdoor activity. Thoughtful Design: convex head design is easy for fingers to pinch and open, the canister stripe design is beautiful and enhance the non-slip canister, so that it will not easily slip from the hand Purchase without worry:You can clean the inside of the canister before using the product.If you have any questions about the product or the order, please contact us, the FUKANG team is standing by for you Keychain Pill Holder, Metal Pill Case Waterproof small Travel Pill Box, Portable Pill Container with keyring