Size:The length and width of the bag are about 6.3*2.4*7.9inch. The length and width of the shoulder strap are about 46.5*1.0inch (adjustable). The error is about 0.4inch.
Conversion:1inch=2.54cm,  1cm=0.393inches
Warm Tip :Please be reminded that due lighting effects, monitor's brightness/contrast settings etc, there could be some slight differences in the colour tone of the website's photo and the actual item.
Item Measure by hand, it could be 1cm different,your kind understanding will be much appreciated.