1. Material: oxford cloth 2. Load capacity: within 7.5kg 3. 3D breathable mesh fabric, comfortable to carry, not sticky sweat 4. Light weight, no burden for traveling 5. Shoulder straps are anti-stretching, no fatigue for a long time 6. Sandwich elastic mesh reduces the feeling of heatiness on your back, so you can carry the bag for a long time comfortably and dryly 7. Large opening design, free access for pets 8. Size: 33 x 23 x 39cm 9. Weight: 1000g