Material Exterior---ultra soft high quality synthetic leather like the real deal, you can fully fold the sleeve without leave wrinkle Interior---Lined with soft leather interior that cleans your MacBook Air every time you slide it in Custom-Made Size: 340 mm x 235 mm x 5 mm; Specially designed for Apple Macbook Air 13.3, cling to your device snugly, no shake Also compatible with other 13.3 inches ultrabook laptops, such as: Acer Aspire S3 13.3 Acer Aspire S5 13.3 Acer Aspire S7 13.3 Asus Zenbook Prime UX 13.3 HP spectre xt 13.3 Toshiba Z830, Z930 Dell XPS XPS13 Samsung series 9 NP900 Samsung series 5 NP530 Feathers Ultra Slim and light---5mm thick only, super slim and light weight design for easy to carry. The sleeve clings to the device snugly. You can put it in your bag freely without adding much weight and bulk Ultra soft---Ultra soft leather material, touch comfortable, like the real deal. Magnetic closure---Strong magnetic closure design keep the device in place more stable Easy slide out---Special opening design make it easy to slide out Durable protection---wear resistant high quality leather material protect your device for ultra long time. Workmanship Minimalist but elegant appearance; neat fitted cut for exquisite workmanship; top grade PU leather with genuine leather texture, comfortable touch feeling, functional and convenient design. This is a double enjoyment for appearance and practicality