Philips AVENT SCF762/22 12 Ounce Straw Cup is an ideal drinking solution for the growing toddler. It features a soft silicone straw and integrated leak-proof valve. The unique twist lid keeps the straw clean and hygienic on the go, while still being easy for a child to twist open and close. A measurement scale allows you to easily keep track of how much your child is drinking. The components of the cup are interchangeable with the entire Philips AVENT range. It is completely dissemble-able and cleanable and all parts are dishwasher safe for convenience.