This lot of 3 caches webcam is to fix on the camera of your laptop. You just have to put a cache on the webcam, when you close the cache nobody can see you through the camera, even a hacker. When you open the cache, you can use the camera and make video conversations or record videos. Just a gesture to make on the side!
These webcam caches can be used on desktops. The cache may be too thick for a laptop.