NBA Summit Waterfles met Rietjesdeksel - 32oz

The straw lid truly is leak-proof — I tossed it in my gym bag sideways and not a drop escaped. Even after a few hours in the car, the water still tastes crisp and cold, which is a game-changer for long workouts.

The straw lid seals completely when flipped shut, so I tossed it in my gym bag without a second thought and not a drop leaked. Double-walled insulation kept my water ice-cold through a two-hour practice in the sun, which honestly made the whole difference. For 32 ounces, it’s hefty but worth every o

The double-wall insulation does keep water cold for a few hours, which is nice, but the straw lid takes more effort to sip from than I expected. It's leak-proof when closed, so that part works, just wish the flow was smoother.