Learning to drink independently often involves a lot of messy dribbles, drips and spills. That's why this Mio sippy cup is designed to be truly leakproof. On its side or even upside down... not a drop will escape! The cup has a spout on either side, so it can never be picked up the wrong way around. The leakproof sippy cup is BPA-free and can be cleaned in the dishwasher after use. The Mio leakproof sippy cup is BPA-free and can be cleaned in the dishwasher after use. The large handles make the cup easy to hold. The leakproof sippy cup is suitable for babies aged 6 months and up. The lids of the sippy cup, trainer cup, and straw cup are all interchangeable.