Constructed from waterproof 10 ounce Rhinowax waxed canvas from [British Millerain] [Brit Mill] and top grain veg leather with a handprinted cotton drill lining. Fits a 13" Macbook. Flap over closure with an Austrialpin Cobra buckles, the worlds strongest, the bag uses natural cotton webbing. Two front sleeve pockets and an internal laptop sleeve. Handmade in England. Worksmanship and materials are guaranteed for life.