1-2-3 Sip! is the only true training cup which helps a child advance all the way from a straw to mastering a real cup. Goes from silicone straw, to non-drip lid with spout, to mastering a real cup Non-drip lid has a spout that is perfectly sized for little mouths Dishwasher safe and easy to clean. Vanilla cup and lid with Key Lime straw. Dimensions: mini cup + non-drip lid has diameter 3in x height 3.5 in. Including straw height is 5.5 in.