The Nuby Clik-It Flex Straw Sippy Cup is a convenient and spill-proof option for parents on the go. This 2-pack of 10oz/300ml cups features a straw lid design, making it easy for kids to drink without making a mess. The leak-proof feature ensures that your child's drink stays in the cup, even when they are active. With the trusted Nûby brand and flexible design, this sippy cup is a practical choice for both parents and children.