What is the largest cup size at Starbucks?
Trenta (31 ounces)
The trenta drink size is only available in plastic for cold drinks. This is the largest cup size at Starbucks and no hot drinks can be ordered in this size.
Similarly, What do Starbucks sizes mean?
Grande is Italian for ‘large,’ venti means ‘twenty,’ and trenta is ‘thirty‘. The sizes originated when Howard Schultz, the founder of Starbucks, opened his first coffee shop in Seattle in 1986.