This is the best designer men's business briefcase that you can find online.

New Double Layers Men's Leather Business Briefcase Casual Man Shoulder Bag Messenger Bag Male Laptops Handbags Men Travel Bags

Specification:

Main Material: Microfiber Synthetic Leather
Number of Handles/Straps: Single
Style: Business
Interior: Interior Slot Pocket
Interior: Cell Phone Pocket
Interior: Interior Zipper Pocket
Interior: Interior Compartment
Interior: Computer Interlayer
Handle/Strap Type: Soft Handle
Item Width: 6.5cm
Item Type: Briefcases
Item Length: 42cm
Gender: MEN
Closure Type: zipper
Exterior: NONE
Lining Material: Polyester
Item Weight: 1.3kg
Material Composition: Microfiber Synthetic Leather
Item Height: 32cm
Pattern Type: Plaid
Size: 15 Inches
Item Type: Men Briefcases
Colors: Black,Blue
14inch Size: 38cm wide x 28cm high x 6 cm thick
14inch Capacity: 13/14 inch laptop, iPad, Notebook, A4 Magazine, Wallet, Cellphone, Doc
15inch Size: 42cm wide x 32cm high x 6.5 cm thick
15inch Capacity: 15.6/16 inch laptop, iPad, Notebook, A4 Magazine, Wallet