1. 【Waterproof Material】 Our backpack is made of waterproof and durable polyester, equipped with a metal zipper, which has good breathability and heat dissipation. Two padded shoulder straps are light to carry, and can enhance strength, reduce shoulder pressure, and keep cool when carrying for a long time. 2. 【Fashion Design & Updated structure】Stylish design makes this backpack great as a professional work backpack for the office, a slim fashion bag for the street, a travel backpack for adults. 3. 【Large Capacity】 Spacious large main compartment offers a large free space for your daily needs. One separate laptop compartment holds 14 inch laptop. Besides, the zippered main compartment has a file compartment and two exterior pockets for pens and highlighters. Then there are two water bottle pockets on the sides for drinks and an anti-theft zipped pocket for valuables. 4. 【Multiple Occasions】 This casual backpack is suitable for gentalmen and ladies. Recommended for daily use / office / shopping / camping / hiking / travel. 【Adjustable Wide Shoulder Straps】The shoulder straps can be adjusted, you can adjust them to the right length according to your needs. The wide shoulder straps design helps to reduce your shoulder burden, more convenient and easy