1. backpack sling bag 2. Material:600D 3. Size : 18x22x 8CM 4.Color:blue,black 1. backpack sling bag 2. Material:600D 3. Size : 18x22x 8CM4.Color:blue,blackbackpack sling bagSingle shoulder sling design for added mobility shoulder bagMain compartment with hidden zipper opening Foam padded back strap is dividable by Velcro with a detachable cell phone holder 600D Sport Backpack Sling Bag