Easy to use, clean and assemble (Dishwasher safe)，Easy To Open design.
V-Valve, Anti-colic air system prevents unwanted air and reduces colicSpill Proof: Smile-type valve straw can automatically open and close according to the baby's sucking, effectively preventing water from overflowing. Even upside down, the smile-type valve straw can effectively prevent water leakage.
360° Drink: The straw cup is equipped with a gravity ball, baby can drink water smoothly no matter what angle the baby flips the cup.
Anti-colic: There are air holes on the top of the cup lid, which can keep the air pressure inside and outside the cup balanced when the baby is drinking water, preventing stomach colic.
360° NO LEAK. Bottom’s up! Or down or sideways.
