WATERFLY Roll Top Backpack work bag 18/30L Bagpack Waterproof Daypack camping backpack large capacity school bag for Men Women Rolltop Laptop Daysack with Multiple Compartments for School Commuting Travel

Waterfly. Expandable Capacity: The dimension of the rolltop laptop backpack can be 46x31x16cm roll-top or 62x31x16cm expanded). The flexible storage space 22L to 30L can hold books, clothes, A4 paper, and laptop, meeting your different needs for work, school, leisure, riding, and weekend trip. Waterproof Human Design: The rolltop rucksack is made of water-resistant film fabric on large area, tear-resistant Polyester fabric not only waterproof and resistant but also scratch-resistant. The ergonomic adjustable shoulder strap design and soft cushioning material make it very comfortable to carry and reduces the burden on the shoulders and neck even when heavy loads are stored. It is also equipped with a chest belt to prevent shoulder shifting. Ideal Compartments: 1 main pocket for clothes or other relative large items, In the main compartment, there is a padded compartment 463116cm for laptop 17inch), 1 internal zip pocket for wallet, passort or phone, the two side pockets can fit a water