Polyester
Imported
Material:High quality water resistant lightweight Polyester and Smooth Zipper
Main compartment with double-zipper closure;One exterior zipper pocket; Water-bottle pockets on both sides,padded Ipad/Laptop pocket,4 interior pockets
Adjustable padded Reinforced Strap,Reinforced bottom,fits 14 laptop
External dimensions: 16.9 x 11.8 x 5.9 ( HxLxW); Capacity: 19.35 Liters
It is a great backpack for casual life. You can take it to school, college, shopping, cycling, traveling etc.