Icon Girls Backpacks for School Backpacks for Women+Carrying Case for Iphone 4s Dazzle Internal design: containing exquisite logo set Strengthen the function: The cushion with high permeability material, have never cover the sweat when you carry it a long time. Enlarge the capacity:some different functional layers will be good for your work , life, entertainment classified items placed. Size (LxHxD): 7.5" x 17" x 13" Thicken the fabric: 600D upgrade Oxford cloth, -high density Oxford fabric reinforces negative gravity and does not distort.