This laptop stand does only one thing and it does it well. For $35 USD, it omits all those fancy auxiliary features like fans and LEDs for a slimmer and lighter build.
https://www.notebookcheck.net/All-aluminum-alloy-Ergostand-Air-from-Cooler-Master-is-simple-well-made-and-easy-to-use.560338.0.html
There's basically 1 (one) authority on ergonomics in the world, hell they practically coined the term, and it's SAIF corp.
Let's hear what they have to say on these super-useful stands... Right. "If your palms aren't @ ~90 degrees with your shoulders as you type, you're a dumbass & doing it wrong".
Huh. Maybe these Chinese dudes know better? Oh. No they don't. Oregon 1:0.