Description Details - Burton Backpack Treble Yell 21L - violet (imperial purple) Material:bluesign® Approved 300D Polyester with PU coating / bluesign® Approved 600D Polyester with PU coating Dimensions: 47 cm x 31 cm x 17 cm  Capacity: 21 L Weight: 0.7 kg Single compartment Special laptop compartment with dimensions: 29 cm x 19 cm Two smaller external zippered pockets Two "mesh" pockets on the sides. Ideal for comfortably and safely carrying cans or beverage bottles Straps for attaching the board to the backpack Adjustable chest strap at the suspenders Very solid and aesthetically pleasing design Color: violetManufacturer code 173831-503ID 345140 Burton Backpack Treble Yell 21L (imperial purple)