Domed- helps to prevent spills from sloshing: Lets you add toppings
Sip through hole is easy to drink from while on the go
Condiment identifier easily identifies contents
Stacking feature makes it easier to carry two cups at a time
Fits 10, 12, & 16 oz. PerfecTouch Cups. Fits Item no. 5310, 5342, 5356, 2342, 2346, 2350