Features: Compatibility: This laptop cover case can be used for Microsoft Surface book 3 13.5 inch / Surface book 2 13.5 inch, the outer use of PU leather material, the overall appearance is simple and tidy highlight the quality. Heat dissipation: This case use PU leather material, environmental protection, itself with semi-closed mouth frame design, easy to heat effectively reduce the laptop heat problems, extend the service life of equipment. Multi-function: This case can be divided into two parts.It can protect the keyboard and tablet separately.When used alone as a flat plate, it can also be used as a complete protective sleeve to play a good protective role.The connection between these two parts is magnetically attached. Features: Increase the keyboard support design, improve operating comfort, and also relieve neck pain caused by long-term bowing; split design, easy to install or disassemble; there is a heat dissipation hole at the bottom, no need to worry about protecting the laptop while affecting heat dissipation. With Pencil Holder: This case comes with pencil holder,easily carry your pen everywhere. Package Includes: 1x Protective case User-friendly: Slim edge product design,there is also an elastic ring, you can put pen. Very friendly to forgetful people.The camera is exposed and it is very convenient to shoot.All interfaces and cooling holes are hollow out design. Multiple protection: The magnet inside the protective cover has a good adsorption function, which makes the whole operation easier and convenient. The full hemmed design can better protect your computer, even if it is accidentally dropped, it will not damage the computer.