Fits well in your pocket, purse, backpack, suitcase and takes up no space, ideal for outdoor hiking, camping, travel, and sport events. Also perfect using in office as coffee cup.Collapsible coffee cup is made of food grades silicone.It is easy to clean, non-toxic, odorless, non-staining, durable, flexible & reusable.Max 12oz volume capacity. 3.4" L x 2.3" W