Padded single-shoulder sling design offers versatility and comfort while allowing full access to pack without taking it off Zippered compartments are readily accessed without removing bag; simply slide it from back to front to get to your stuff Main compartment will hold books, maps, magazines, and letter-sized folders Single mesh pocket on mono-strap is ideally sized for sunglasses, monocular, garmin; haul loop on shoulder strap for easy hanging and grabbing Front zippered pocket keeps belongings within easy reach; tethered key clip secures keys for quick access Secondary compartment features tethered, removable organizer for storage of wallet, ID, pens/pencils, and other small daily essentials Zippered pocket on top of bag holds phone, sunglasses... Adjustable, single-strap system is designed to be worn on either right or left side; opposite buckle suspension stows away when not in use Foam-padded back panel increases comfort 14"×11"×5" approx. some abrasion wear on front of this cordura nylon (note picture)