I got this one and is ok. It moves around at the slightest touch but does stays in place against strong winds. I used 3M doublesided, plus duct tape to fasten it. Could be a bit bigger, but enough once you get used to it. Probably won't survive a drop or a fall.

https://www.amazon.com/dp/B010D6ERMM/ref=sspa\_dk\_hqp\_detail\_aax\_0