Spring water bottle has an innovative extendable collapsible design function and a 500 ml maximum capacity so you can consume your drink simply collapse down a notch or two to reduce space. The very stylish bamboo and stainless steel screw top lid has an airtight seal and a flip top carry handle which can be clipped to your bag or belt. Dims 22 cm tall extended and 15 cm in height when collapsed. Always remove the lid to extend or collapse the bottle.