Size: entire bag: 51 x 31 x 16cm / 20.08 x 12.2 x 6.3 inches 
side pocket: 23 x 14 x 8cm / 9.06 x 5.51 x 3.15 inches 
front pocket: 30 x 18 x 12cm / 11.81 x 7.09 x 4.72 inches 
main compartment: 36 x 26 x11cm / 4.17 x 10.24 x 4.33 inches