New Briefcase Bag 15 15.6 17 Inch Laptop Messenger Bag Business Office Bag for Men Women Material: Nylon Lining: Polyester cotton (internal materials random color) Size: 15in:40*29*5.5cm 15.6in:41*30*7cm 17in:45*34*7cm Use: Handbag Net weight: About 360g Style: Cross square Material technology: Soft surface Style: Business Strap: Adjustable Features: The fashion version of the type:concise but not simple, high-grade Nylon material,extraordinary quality; Exquisite design: generous, simple fashion; Easy to carry: Breakthrough cumbersome,Handy convenient. Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement.