Main Material: The shell and the lining is water resistant camouflage polyester fabric
Structures: There is one big velcro pocket on the front and there are two nylon zipper side pouch on the velcro pocket. There are three mesh pouches, one velcro pouch, one zipper pouch and one professional compartment for 17'' laptop in the big main pocket. Besides, there are two nylon zipper side long pouches
Dimensions: 31.0*19.0*41.0cm/ 12.2*7.4*16.1 inches and after extending, the size can be 31.0*19.0*51.0CM/ 12.2*7.4* 20.0 inches(Length*Width*Height), please kindly check the size carefully before purchasing
Occasions: The daypack is ideal for hiking, camping, mountaineering, gym, outdoor sports, traveling, working, school etc. With sturdy quality and stylish design, this practical and chic bag will bring compliments and envy for you