Material outer cover 100% natural cork. It is hypoallergenic and easy to maintain. It is soft to the touch yet withstands rugged use. Size: 16.25 Inches in width 12 inches in height One front outside pocket with 2 open pocket of 13 inches and opens 1.5 inch Closure push button metal clasp Backside: one 12 inch zipper sleeve 6 inch handle on top securely stud bolted to case and machine stitched with one metal ring to hold multi weaved nylon strap for shoulder carrying use. Metal lobster clasp to adhere to briefcase. Interior hidden structured Nylon for strength Interior 4 large open pockets for laptop computer or file paperwork . 2 of the pocket has a 12 inch zipper closure One open pocket has a 10 inches interior zipper pocket. Second open pocket has a holder mobile phone and a holder for pens Machined stitched. NO Glue