This 40L hiking backpack (21.7x13.8x9.8 in) is crafted from tear water resistant polyester for weekend excursions and outdoor activities. It features multi compartment storage with 15.6'' laptop space, small item pockets and a built in rain cover. Breathable mesh padding and ergonomic design enhance carrying comfort. Paired with a 3L safe Tpu hydration bladder and easy to open sliding top water bag for outdoor water supply.