When it comes to portable coffee makers, light and compact is key! When either backpacking, on the road, at the office or enjoying it at home the AeroPress is a must have for coffee enthusiast. Able Brewing have come up with a great solution for making the AeroPress even more portable and compact by using the plunger to store coffee, filters or anything else you can think of. Able Brewing have designed this simple travel cap which is made of food safe elastomer that fits nicely and securely to the plunger which also provides a comfortable grip when plunging and a non slip surface for inverted methods.