1. Detachable shoulder strap for easy walking 2. Can accommodate laptops, power supplies, mice, mobile phones, tablets, etc. 3. Lightweight, breathable, soft and smooth 4. Unique three-dimensional shape design, simple yet mediocre 5. The bottom of the sturdy bag, double car line reinforcement 6. Material: PU 7. Hardness: soft 8. Dimensions: -13.3 inches: external size 37 x 28 x 5cm, internal size 35.5 x 26.5 x 4.5cm, weight 450g -14.1-15.4 inches: external size 40 x 29 x 5cm, internal size 38.5 x 27.5 x 4.5cm, weight 550g
