Drinking training is easy with the philips avent toddler cups range. The flip-top lid keeps the spout clean at all times, even when on the go. The cup is amazingly spill-proof whether shaken or thrown in the air and yet easy to drink from. Patented valve controls flow to avoid spillage, even if held upside down or if left on its side. A bite resistant spout for children confidently drinking from cup, ideal for teething babies. Completely interchangeable cups, spouts and handles can be used with the entire philips avent range, attach directly to breast pumps or use a nipple instead of the spout when feeding. The soft spout and handles can also be put on the feeding bottle for an easy transition from bottle to cup.