Multi-Functional Design - 3 in 1 Function Laptop Bag, Laptop Stand, Laptop Sleeve (3 in 1 Function Laptop Sleeves) Laptop bags Multifunctional design, Laptop Stand, Laptop sleeve, mouse pad 3 in 1 function. (Laptop Stand) Folding design, 2 Adjustable Angles and Ergonomic Design, Protect your neck and shoulders from pain. (Compatibility) Design for laptops from 13~14 inch such as Apple MacBook, MacBook Air, Lenovo ThinkPad, Window Surface, HP, ASUS, Chromebook, and other 13inch~14inch notebooks. (Material) High quality PU leather made ,touch good and use sponge flannel lining inside for shock absorption. It can protect well your notebook, don't worry to bring scratch and other damage for your notebook. (Easy to carry) Slim design and fit inside another Messenger Bag or backpack, convenience to go out. It is a great laptop accessories for your house, office library and coffee shop. (Ergonomic Design) Protect your neck and shoulder pain. Reduce wrist pressure and simplify computer use. (Speed up Heat Dissipation) Stability support laptop while leaving space for heat dissipation. Speed up the air flow so that the laptop heat dissipation effect is better. Triangle Stable Support No Collapse, No Fall Comfortable to use