MATERIALS & FIT:This messenger bag is made of water resistant durable polyester, Not easy to damaged, It can protect your books entirely.Safe and durable.It has a very beautiful appearance KEEP IT ORGANIZED: Internal organizer for laptop, pens, phones, and other small stuff; Internal slash pocket provides padded, firm place to store files; Napoleon side-entry pocket for access without undoing the flap; Internal water bottle pocket CLEVER EXTRAS: Low profile top grab handle for easy heave-ho; Partially concealed flap buckles with bottom compression straps for subtle and secure closure; Smart hook and loop placement for fast, easy closure and reduced sweater-pilling. The classic messenger bag is suitable for men and women, it is particularly designed as a bag for college, a shoulder bag for work. This is perfect to use as a messenger bag for men, waterproof shoulder bag, crossbody bag, business bag, messenger bags , satchel bags for men, camera bag Various pockets roomy:the bag contains a total of 13 ,1 Main Pocket,1 Sleeve,6 Small Pocker ,The main pocket contains a zipper pocket, a laptop compartment, 4 small pockets, 2 side pockets on the outside, 2 small pockets on the front, a waterproof pull strap, and a zipper pocket on the back Multi-functional: The classic messenger bag is suitable for men and women, it is particularly designed as a bag for college, a shoulder bag for work. This is perfect to use as a messenger bag for men, waterproof shoulder bag, crossbody bag, business bag, messenger bags , satchel bags for men, camera bag