These might be the best sunglasses I've ever owned. They're lightweight, really comfortable, and fit my face really well (I'd guess I have a medium size face). I picked up the black frame/dark grey lens. They offer super crisp vision and a good amount of shade in bright sunlight without distorting colors. Rad style, too!
I also have to say it's pretty awesome that Zeal is using sustainable materials (plant-based rather than crude oil-based). Here's an article on the process, if you're interested: