This press from Melior combines the features of a travel mug and a traditional coffee press so you can have your freshly made coffee and go. The double-walled design allows your tea or coffee to stay warmer for longer . The specially designed drinking lid is easily flipped off and can be tightly closed again. Insert your favorite picture and make it yours! Simply unscrew the bottom of the mug and insert the picture of your choice between the two see-through plastic walls. Caution: Please, for safety reasons, always keep the mug upright. The mug is not leakproof due to the possibility of over pressure. The mug is 14.8cm/5.9in high with a diameter of 8.3cm/3.4in and holds up to 0.25l/8oz.