Men business briefcase oxford 15'' 15.6'' USB laptop backpack 

Specification 

Material: oxford

Lining: polyester

Hardness: medium soft

Function: breathability,anti-shock,wear resistance,anti-theft,load reduction

Hardness: soft

Size: 42m*12cm*30cm 

Weight: 0.48kg

Capacity: 20-35L

Style: leisure

Color: blue,black,light grey,deep grey, purple