YANHUAKEKE Roll Top Travel Backpack for Men, Water Resistant 15.6in Laptop Backpack Expandable Large Carry-on Casual Daypack

【Large capacity】: Can be stored in multiple layers. Lots of classification pockets make it easy to organize your items. 15.6 inch laptop storage space allows you to easily store textbooks, A4 documents, tablets and small items in the main pocket【Material and Size】:Water repellent fabric is abrasion resistant and scratch resistant. Size: 17.7 x 11.4 x 5.5 inches (45 x 29 x 14 cm); Weight: 2.38 lbs(18 L);【Comfortable to hold】: The back is designed to fit the S-shaped spine to reduce the burden on your shoulders and back. The back and shoulders of the backpack are made of breathable mesh material. Even if you carry it for a long time, it won’t get stuffy, and won’t get tired easily, so you can walk comfortably【Dazzling Colors】 – Adopts a colorful design with reflectivity that changes color according to the intensity of light. It will make your night travel safer【Versatile】: Can be used for a variety of occasions, such as commuting to work or school, business trips, traveling, hiking, climbing, cycling, going out, outdoor activities, etc. Recommended as a gift, disaster preparedness or everyday use