The adoption of advanced process -"paint edge" makes the stitching perfect, which also keeps all the sides thinner and more stylish The two magnetic snaps are very convenient to shut and open Designed for MacBook Air 11, MacBook 12, Microsoft Surface Pro 3/4, 2017 Surface Pro, Samsung Galaxy Book, Galaxy Tab Pro S, HP Elite x2 1011, Asus ZenBook 3 UX390UA, Acer Switch 3/Switch 5 and more 11-12 inch notebooks and tablets. May not fit snugly for all laptops in different models, please check the internal dimensions before purchase