Casual backpack with multiple pockets, designed for hiking, laptop bag for travel, water-resistant with USB charging port, Medium

Product dimensions: 29.97 x 16 x 45.97 Small section: for adults of both genders main materials: nylon fashion fabric with USB brand name code model number: OJ-288 soft background type plain pattern type internal computer interlayer carrying system: curved physiological back handle/strap type: soft handle material: polyester capacity: 20-39 liters suitable for: laptop size: 48X32X4 cm