Easier drinking: aids the transition from breast or bottle feeding to independent drinking Easy to grip: soft ergonomic handles allow baby to hold the sippy cup themselves Built-in Temperature Control indicator shows when milk is too hot Innovative Anti-Colic vent: helps prevent the harmful swallowing of air Non-spill spout: great for on the go and helps reduce messy clean-ups; Interchangeable with all NUK First Choice+ bottles and teats