This is an LOUIS VUITTON Denim Sac a Dos Backpack PM in Blue. This stylish backpack is created of fine blue denim with a Louis Vuitton monogram. The backpack features external frontal pockets with polished brass press locks, a top flap with a vachetta cowhide leather belt, as well as leather shoulder straps. This opens to a yellow microfiber interior with a patch pocket.