This learning cup is a slide-open straw cup (300ml) which enables young children, as from 8 months, to learn to drink on their own. Easy to use and 100% watertight, it is perfect for use at home and out and about. Little ones can drink by themselves and properly hydrate even when not at home. The handles can be removed depending on the child's needs. 100% watertight, it does not leak, even when the lid is open. The cup is in Tritan plastic (does not stain) and it is easy to clean and hygienic, as it can be fully disassembled.