Most summit packs are glorified stuff bags with flimsy shoulder straps. - Mystery Ranch In and Out 19L Daypack

However, IN and OUT is a fully engineered yet featherweight solution. Designed to stuff into its front, mesh pocket - packing the size of a small water bottle - it fits perfectly in your backpacking pack, everyday carry pack, purse, and luggage. It features contoured shoulder straps and a sternum strap. Built from 100D CORDURA mini-rip for high abrasion and tear resistance, this full-featured, packable daypack will get you IN and OUT, whatever your mission might be.image