This is definitely not your traditional backpack! The Fort Hamilton Backpack is truly a hiker's best friend. No matter what you are doing, or where you are going, this bag really shows off its survival kit skills. Whether you need to carry a sleeping bag, water bottle, flashlights or more, The Fort Hamilton is the backpack for you. It features a military spec design that allows for attachment of additional pockets, two side fully adjustable tabs for attaching accessories and two bottom adjustable straps for the attachment of a yoga mat or sleeping bag.