MOTOCENTRIC 11-MC-0077 Motorcycle EVA Turtle Shell Shape Riding Backpack(Green)1. Material: EVA+ Oxford cloth, carbon fiber pattern 2. Large capacity design, you can install a computer to meet the daily needs of travel 3. One piece hard shell design, thick and delicate texture, waterproof, breathable, wear resistant 4. High brightness reflective strip design, safer to ride at night 5. Ergonomic adjustable carrying system for quicker wearing 6. Thickened 3D mesh breathable pad on the back, soft and comfortable, not stuffy 7.