Press and drink, that is the principle of the leak-proof pop-up drinking bottle. Press the drinking spout and the bottle is open, press again and it is closed. Very useful during active moments and for a quick sip in between. Or just take it to school of course! The Campus pop-up drinking bottle has a handy loop, which allows you to take it with you without any effort. Of course, the bottle can be put in the dishwasher after use. Leakproof Drinking at the touch of a button With handy carrying loop Can withstand a knock