The shell is soft to the touch and gives, I think, better manageability to mobile (can be by making it thicker than a few millimeters). Transparent, we end up forgetting. By cons, at the keys to increase the sound, the plastic does not stick to the laptop. Too bad, not too serious. The films are too big hair, one centimeter in length. Simply cut out the excess. Supplied with small rags, be careful that there is no dust. This is what forms the bubbles. The touchscreen responds well to stylus.