ood contact level: All materials of Piifur sippy cups are BPA free. The cup body is made of Tritan, the lid is made of PP, the straw is made of food grade silicone, and the gravity ball is made of PP and stainless steel.

Anti-colic: There is an air intake hole at the top cap, which can keep the air pressure inside the cup balanced and prevent colic.

Smooth Drinking Experience:The valve design is canceled in the straw, making it easier for the baby to drink water.making the baby fall in love with drinking water

360° Drink: Because it is equipped with a gravity ball, baby can drink water smoothly no matter what angle the baby flips the cup.

Easy to Clean: The water cup is easy to disassemble and can be washed by hand or in the dishwasher. It is recommended to sterilize the cup by boiling it in a pot or using a steamer after each use.