40L Waterproof Outdoor Hiking Backpack Material Type: Nylon Weight: 1.05kg Laptop Compartment Size: 15.6 Inch Compartments : 4 Capacity: 40L Style: Travel Interior: Internal Compartment Usage: Outdoor/Daily Activities Dimension Information: 31 *20*54cm Handle/Strap Type: Handel Soft Feature: Multi-functional, high quality waterproof, light night sounds, fashionable appearance, inside contains multiple pockets for easy organization