Silicone straws are soft and flexible and your baby's delicate teeth. The -in multi- valve in the suction tube is sensitive to pressure sensing and releases liquid according to the baby's sucking force: when the suction force is , the discharge is ; when the suction force is small, the discharge is small; when it is not suctioned, the rate is not released and the leakage is ensured.Easy to , to the straw is clean. When the baby wants to drink water, simply open the lid and drink easily. Especially suitable for outings or short trips.Size: Height: 14cm Bottom width: 8.2cmColour: blueMaterial: siliconePackage Contents: 1 *Baby feeding bottleOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.