The Black Hole series is Patagonias most tough and rugged collection of luggage and accessories. Produced in an extremely hardy and weatherproof polyester ripstop. Built tough, that matt gloss outer repels rain and keeps your gear dry. The spacious interior of the pack can be easily accessed thanks to its wide opening top zip lid and theres a sleeve for a 15 laptop too. External pockets for a water bottle or two and padded comfortable shoulder straps round it out.