Reusable, collapsible, and leak-proof. Is there anything better? Stojo's ultra-portable cups fit into your bag and when needed (a.k.a. snack time hits) expand to hold hot and cold beverages. These food-grade silicone cups are dishwasher and microwave safe, and they fit into standard car cup holders. 

Dimensions: 3.5" (L) x 5.5" (H), x 2" (H, collapsed)

Note 8- and 12-oz cups do not include silicone straw.  This item cannot be returned.