BPA-free material Tritan TM. Classic shape. Lightweight and stable. Adjusts very well thanks to its kidney shape and it very well sealed. As tough as it is stylish, it’s the coolest canteen in camp. Large enough to pack a serious hydrating punch, portable enough to latch onto any kind of gear. One-handed closure system designed to prevent leaks. Made from Eastman Tritan copolyester that is manufactured without BPA. Resistant to staining and retaining odor.