Koolertron Multifunction Unisex Retro Canvas/Polyester Professional DSLR SLR Camera Shoulder Bag Laptop Backpack Rucksack with Insert Protective Bag for Sony/Canon/Nikon/Olympus/iPad/15.6" Laptop Green Outside Material:Thick Canvas, High quality PU leather Insert Material: Polyester + Velvet Outside Size: 40CM  30CM  18 cm;15.7"11.8"  6.3" Insert Bag Size:26 x 15 x 14 cm;10.2"5.9"5.5" Weight:Approximately 1400g