1 protective film: it is not so much a protective film as a sticker. Selling well, good stickers are easy to stick and tear. It has little effect on heat dissipation, but it has no anti-collision ability.

This can be used in the inner bag. The soft inner bag can protect the aluminum alloy surface of the computer. This is necessary.

Forget the holster. . It's unsightly and heavy, which affects heat dissipation.

4, crystal shells and the like, the price ranges from tens to hundreds, and the gap lies in the material and accuracy. A good shell can fit the surface perfectly, while a poor shell is either loose or tight.

Personally, I think an inner bag is enough, and more is more than I can chew. . . As for protection, it is difficult to throw a good shell. If the landlord is a sister paper, you can buy a sticker and sell it, hmm.