This laptop bag is well constructed:

• 1- Front Compartment: a zippered front pocket for frequently-used items, and an exquisite 3D Brinch logo.

• 2- Second Compartment: dual zippered access, and very spacious for big items, with 2 big pockets and pen pockets,phone pocket,card pockets.

• 3- Laptop Compartment: dual zippered access, and thick foam padding laptop pocket with the velcro strap closure to fix the laptop. A non-zippered for tablet pc, ipad. Middle is roomy for books etc.

• 4- Back Compartment: A big pocket of velcro closure on top and zip on bottom, convertible to be fixed to trolley suitcase when unzipped on bottom.

• 5- Shoulder Strap: metal clips and soft PU leather strap pad, durable and comfortable to carry by shoulder.

• 6- Handles: sturdy dual handles with soft PU pad.

Please choose a suitable size bag for your laptop:

14 Inches:
Exterior Size L x H x W- 38 x 29 x 9CM / 15 x 11.4 x 3.5 inch; Laptop Compartment Size L x H- 37 x 28.5CM / 14.6 x 11.2 inch; Fit most 14 - 14.6 inches laptops;

15.6 Inches:
Exterior Size L x H x W- 42 x 33 x 13CM / 16.5 x 13 x 5.1 inch; Laptop Compartment Size L x H- 40 x 31CM / 15.7 x 12.2 inch; Fit most 15 - 15.6 inches laptops;

17.3 Inches:
Exterior Size L x H x W- 45 x 35 x 15CM / 17.7 x 13.8 x 5.9 inch; Laptop Compartment Size L x H- 43 x 33CM / 16.9 x 13 inch; Fit most 17 - 17.3 inches laptops;

18.4 Inches:
Exterior Size L x H x W- 48 x 38 x 15CM / 18.9 x 15 x 5.9 inch; Laptop Compartment Size L x H- 47 x 37CM / 18.5 x 14.6 inch; Fit most 18 - 18.4 inches laptops;

Note: above sizes may have a little error due to the manual measurement, and may not snugly fit all computers due to variations in the sizes of different models.