Durable outer fabric repels water in snow and wintry-mix conditions. Rucksack-style main entry with drawstring closure; Ergonomic shoulder straps with an adjustable sternum strap; Side compression straps. Externally and internally accessible laptop compartment: 18in x 10.5in / 45cm x 26.5cm; Tablet sleeve: 12in x 10in / 29.5cm x 26.5cm. Internal zippered mesh pocket with key clip, multiple external accessory pockets, and two side water bottle pockets. Dimensions: 19in x 12in x 6in / 47cm x 31cm x 16cm; Weight: 1.6lbs; Volume: 30 liters. This classic rucksack features an easy drawstring closure and is designed to meet high standards with a long list of must-haves.