Product Details Pack of 1 No. of Compartments 7 Capacity 40Liters Occasion Formal Material Canvas Closure Type Zipper Type Backpack Ideal for Men,Boys This smart laptop backpack keeps your expensive laptop fully secure. Ergonomically designed to be comfortable to carry and with a number of internal zippered mesh compartments, this smart backpack is made of a combination of super-tough ballistic nylon and hardy polyurethane for long life, lightweight and ease of use.