Big enough to fit all your essential gear with a 32 liter capacity, the roll top Marmot Bootjack 32 has a large, easy to access main compartment and side entry internal padded sleeve that can fit up to 15 inch laptops. External stash pockets and water bottle pockets allow you to quickly store necessary items on the outside. Padded shoulder harness adds comfort. Roll top closure for easy access. Large main compartment with padded laptop sleeve fits most 15 laptops. Side access computer pocket. External stash pocket for on the go essentials. Internal organizer with key clip. Two external water bottle pockets. Padded shoulder harness with sternum strap. YKK zippers. Fabric is 150d Armour laminate single side phthalate free 100% polyester with 1680d 100% nylon ballistics reinforcement.