Everyday Versatility and Mountain Day Utility. Boot packing beyond the gate or balancing the daily routine, the Burton Day Hiker 30L Backpack is the only pack you need to get out the door. From hydration to your weekday laptop carrying needs, there's plenty of space for the everyday and essential mountain day gear, too. And it all sits comfortably on your back with an adventure-worthy back panel and shoulder straps to disperse the load.