The Stanley Nesting Shot Glass Set is a durable and stylish water bottle made of stainless steel, featuring a screw-on lid for easy access. With a volume of 2 fl oz, this travel-sized bottle is perfect for camping and hiking adventures. The hammerton green color adds a pop of personality to your outdoor trips, while the nesting design makes it convenient to carry and store in your backpack. Whether you're hitting the trails or lounging by the campfire, this Stanley water bottle is a must-have for staying hydrated on the go.