Shop large backpacks with extra capacity for travel, school, work, and weekend adventures. Browse 30L+ packs with padded laptop sleeves, organized interior compartments, and water-resistant materials from Tumi, Samsonite, Fjällräven, High Sierra, Jansport, and Nomatic. The right pick when one bag has to carry it all—tech, books, layers, and a change of clothes for the trip ahead.