Material: The briefcase is made of 100% buffalo leather. The zipper we use high quality material to ensure quality and reliability. The hardware we use the one-time casting shaping, not splicing workmanship, we can ensure its durable for long time . The lining made of soft cotton cloth. Dimension : Dimensions 40.6 cm x 10 cm x 30.5 cm / 16.5 inch x 4 inch x 12 inch. Net weight 1.2kg/2.6lbs. The bag fits 15.6 inch laptop for Daily work and business travel. Other compartment fits 16 inch Laptop. The bag with large capacity, front, back and interior pockets organization for all your business needs. Multifunctional : This briefcase bag features an adjustable and detachable, shoulder strap for crossbody or over the shoulder wear, and also has a built in handle on top for hand use. BRAND:AFREEN FASHION