Features: Made of high-strength titanium, ultralight and unbreakable. Compact thread sealed with rubber O rings, fully airtight, water dust proof. Keyring on the top, easy to add on your keychain or backpack for handy access, no extra burden on your pack. Enough capacity for small items like pills, vitamins, capsules, cash, U disk, battery, toothpicks, cigar, fishing hooks. Must-have kit for hiking, fishing, camping, hunting, traveling, outdoor survival or daily use.