Llama Backpack Heavy Duty High Quality New Ergonomic school backpack with three independent compartments with internal organizer and pocket for laptop or 15-inch tablet. Ergonomically designed back, shoulder straps, chest and side compression straps fully adjustable for an optimal fit to the body. Durable mesh side pockets for drink bottles or small items. Heavy Duty backpack – 1.8 lbs. The backpack is made of water-resistant material. Has Reflective elements. Has a place for a tablet.