Material                       :  Canvas
Height                         :  38cm
Width                          :  29cm
Thickness                    :  12cm
Oblique dorsal              :  124cm(adjustable)
Capacity                      :  can put A4 paper
Inner      : 2 pocket
Out side  : Front 2 pocket, Back 1 pocket
(Manual measurement, error is inevitable,1 -3cm were within the normal range)