Shockproof laptop backpack bag

Shockproof laptop backpack bag Specification Size 30*12*42 cm or customized Material Polyester 600D ,accept customized material Colors Black, blue ,pink, purple,grey,upon request Shoulder strap Max 84 cm Structure Main compartment *1, laptop interlayer*1,front pocket*1, file compartment *1,side mesh pockets*2, mobile pocket*1 Shape Rectangle Capacity Laptop, clothing , umbrella, mobile phone,IPAD etc Logo customized( heat transfer printing / puffy printing/ silk printing /