You must know before you buy
Machined from solid aluminum alloy, this extremely high quality product has many uses.
Carry medicine, first aid kit, fire starter, stash cash.  
Sealing waterproof.
Outdoor sports, travel, scenery photography.
Outdoor survival and other essential supplies.
Features:
Hypoallergenic
Precision Threads
Product description:
Material:Aluminum alloy
Size:Inside diameter: 26.5mm (~1.04"), Outer diameter 30mm (~1.18")
Inside Length:60mm (~2.36"),Outside length 84mm (~3.31")
Color: Black,Gray, Blue
Weight:50g (~1.76oz)
Package:1pcs Aluminum Alloy Waterproof Pill Seal.
Function:Camping Survival Waterproof positions / medicine boxes
Pakcage:1pcs
Note:
1): Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.
2): The size Weight of the product is measured manually, there will be a certain error, please understand.
3): Because the factory batch is different, so there may be a small difference, please refer to the goods actually received pls make sure you do not mind before you bid.
Hope you can understand.
Thank you!
We also have many other charm jewelry,(bracelets, necklaces, rings, earring, pendants,anklets),titanium alloy tools (titanium alloy pens, outdoor tools, pure Titanium products) and Carbon fiber pen,Carbon fiber insoles and brass collectibles (brass animal statues, brass pens) etc.,you can find in my store!You can contact me if you need anything!make great gifts for family and friends who will love them