How many disposable coffee cups do you go through in a year? Stop the insanity now with Stelton's smart and sleek travel mug, which features a state-of-the art smart-click function that allows you to open and close the cup with one hand and drink from all sides of it. Made by Stelton, a manufacturer in MoMA's collection. BPA free and phthalate free. Holds 11.5 oz.