"No matter what recreational activity your child is engaged in, the Flip-It Top Gator Grip is perfect for parents and children on the go Nuby developed the Gator Grip with an innovative, ergonomic shape with easy grips that ensures a comfortable and secure grasp for your child. The straw comfortably snaps towards the Gator Grip ear when not in use. BPA Free. No Leaks, no spill, no valve. Flip-It top keeps straw sanitary and clean when not in use. BPA Free and suitable for use from 18 months. 450 ml"