This collapsible water bottle is made of Polyethylene, it is lightweight and easy to carry. It is convenient for on the go, use the water pouch carabineer to latch on to any backpack, belt loop or purse. It also features a leak-resistant push-pull lid with a tethered cap, as well as a write-on strip for making your name. Great for outdoor adventures, sports teams and hunting and fishing enthusiasts
