Features:

Classic business commuting style.

Level 4 waterproof repellency. 

18L larger capacity. 

15.6inch laptop holder. 

3 layer comfortable carrying system. 

Sandwich-style back panel, cooling and breathable. 

With back strap, can be attached to pushrod of suitcase.

Specification:

Material: Polyester 

Capacity: 18L Size : 280 x 150 x 430mm / 11.02 x 5.91 x 16.93inch 

Color: Black, Dark grey, Dark blue, Light blue