Columbia Atlas Explorer 16L Backpack Unisex Black Hiking Day Pack NWT The Columbia Unisex Atlas Explorer 16L Backpack offers a compact yet functional design suitable for daily use. Key Features Capacity: 16 liters, accommodating essentials and a 13" laptop. Material: Durable polyester construction. Comfort: Foam-padded back panel and contoured shoulder straps enhance comfort during extended wear. Storage: Main compartment fits a 13" laptop. Fleece-lined zippered pocket for valuables. Two side water bottle pockets. External bungee system for additional gear or quick-access items. Additional Features: Key clip and machine washable for easy maintenance I offer a wide variety of new apparel and accessories for both Men and Women throughout my store. Add items to your cart or bundle them together to combine shipping and save even more!