AIR PROTECT ALWAYS ON, SLIM CASE ALWAYS ON, ALWAYS PROTECTED. Designed specifically for business and education environments, Air Protect Always On Slim Case are the easiest, safest way to make Chromebooks and Laptops a permanent fixture. Preserving functionality through full screen visibility and access to all ports and connections when open, the sturdy exterior guards against damage through constant use, while the slim, compact design fits easily inside a backpack.