Leather case fits macbook air 11" or macbook 12" or anything you need for on the go. Can be used as a sleeve for all 10- 11 inch tablet and ultrabooks. It easily fits a folder (8.5" x 11" size) with 40-50 sheets of a4 paper.Made of thick vegetable tanned leather with brass antique closure. 22x33 cm (8,66 in x 13 in). It can be made for any tablet and in any size. This item is made of leather and hardware.