Military Canteen use durable polyethylene

The military canteen is made of durable polyethylene, and it is non metallic taste. And the cover is with high strengthen insulation material, which helps the cover keep cold or we could use a cotton layer for keeping warm purpose. 2" width loop on the back of the cover for belt attaching. The cap is conveniently attached with a lanyard, more convenient to carry.
Applies to hiking, camping, and long strips.