Laptop backpack made of 600D Recycled Polyester. Double zippered main compartment. Mesh laptop pocket with hook and loop closure holds most 15" laptops. Comfortable, padded back panel with breathable mesh. Front zippered pocket with organizer. Hidden back pocket for valuables. Side water bottle pocket. Pairs perfectly with the CORE365 27 oz. Tritan Wide Mouth Water Bottle (not included). Padded, mesh backed shoulder straps. Reflective detail on zipper pulls and straps. Recommended weight tolerance: 13 lbs.