Nalgene Oasis Tritan 1.0L Bottle Blue Remember the old metal canteen? Well it s been re-imagined for the new century. Sometimes you challenge yourself; other times you re challenged by the elements. In either case, you need the new Nalgene Oasis. Large enough to pack a serious hydrating punch while staying portable. It s made from durable Eastman Tritan with a Leakproof threaded cap. As tough as it is stylish, it s the coolest canteen in camp.