You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
Assuming it's a solid black gloss powder? If so, that will be the most durable finish you can get. If I need to refinish my dark gray 21s in the future I'll do glossy black powder too. It's less costly than paint followed by a powder clear.
I like it. I have a white as well and I think the black wheels look great on it. Do they make them in 19s? I would like to avoid the loss of range, pothole issues, and tire longevity loss.