Come and see our amazing products. When you need a large water bottle, you can expand the bottle and fill it with 2200ml water.When you finished drinking, you can fold the bottle down to save space.Super convenient and easy to wash. great for: hiking -yoga -biking -camping -rock climbing -gym -road trips -the beach -drinking your favorite beverage. Pls confirm with us about the packing info, stock color and exact production time before placing your order.