A Removable Storage system provides two classes of media pools: system and application. System media pools include free media pools, unrecognized media pools, and import media pools. Removable Storage creates one free, one unrecognized, and one import media pool for each media type in your Removable Storage system.
Also avoid snacks with a lot of salt as salt makes you thirsty. Good alternatives to trail mix are crackers, potato sticks, grapes or raisins. Plan on having something to snack on every couple of hours on a long day hike to keep your energy level up.
Makeup : Travel makeup is one of the trickiest things to pack for a trip. The goal is to take the bare minimum that will allow you to look your best. Some makeup is considered liquid (foundation, etc) so falls under the carryon, in clear plastic ziplock bag, maximum 100 ml / 3-4 ounces (oz) rules.