About This Material: 1. the leather: this Mens briefcase is made of 100% full grain leather. 2 . the zipper: We use only YKK zippers to ensure quality and reliability. 3. the Hardware: we use the one-time casting shaping, not splicing workmanship, we can ensure its durable for long time . 4. the lining: made of soft cotton cloth. Dimension : Dimensions 40.6 cm x 10 cm x 30.5 cm / 16 inch x 4 inch x 12 inch; Net weight 1.5 kg/3.3lbs.The bag fits 15.6 inch laptop for business travel. Laptop padding:The laptop padding fits 14-15.6 inch laptop. Other compartment fits 16 inch Laptop. The bag with large capacity,front,back and interior pockets organization for all your business needs. Multifunctional carrying options: 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. Guarantee: 100% money back if you are unsatisfied with our briefcase for any reason. Overview Fabric type : Cotton,Leather Care instructions : Leather care instructions: Keep away from moisture and heat. Allow the leather to breathe by not overstuffing the bag. Clean with a soft, dry cloth. Avoid contact with rough surfaces or sharp objects. Store in a cool, dry place when not in use.