The nalgene oasis everyday tritan bottle design is just like the the old metal canteen well itrsquos been re imagined for the new century sometimes you challenge yourself other times yoursquore challenged by the elements in either case you need the new nalgene oasis large enough to pack a serious hydrating punch while staying portable itrsquos made from durable eastman tritan with a leakproof threaded cap as tough as it is stylish itrsquos the coolest canteen in camp nalge