The Earth Explorer NG 5738 Large Backpack is the ideal solution for the professional hikers and adventurers who need a protective carrying solution to combine their personal gear and photographic/video gear all in one. It is the backpack to address the needs of the photographer without compromising the space for hiking gear. Technical specifications: Material: Cotton Canvas with Nylon. External dimensions: 23.62 x 13.78 x 10.24 Inches (60x35x26 in Centimeters). Internal dimensions: 15.74 x 12.6 x 6.3 Inches (40x32x16 in Centimeters). Laptop Compartment dimensions: 21.65 x 11.42 x 1.57 Inches (55x29x4 in Centimeters). Weight 4.54 Kg - 10.01 lbs.