The Porta Brace ENV-M15 Envelope Case is designed to carry an Apple MacBook or MacBook Pro 15" notebook computer or many 15" laptop computers. It has a built-in sun glare visor. Easily folds up for and fits around the computer for compact protective transport. There is a rear pocket for holding data cables and a power supply. The case is made of 330 denier nylon with a non-slip soft Lammy suede interior that provides a smooth soft texture against the laptop surface.