Compatibility:
~This theme needs a custom Android ROM with up to date OMS3 (Substratum Theme Engine) commits.
~This will also work on devices with stock or close to stock android firmware.(Root access needed)
~This theme needs the Substratum app to set any of its themes which you can download from here:-https://play.google.com/store/apps/details?id=projekt.substratum

More information about Substratum in brief is here: https://plus.google.com/+CharG/posts/ZDgZQDRv5p9

How to choose different variant of theme?

1. Install Substratum from above link.
2. Install this theme.
3. Open Substratum app give/accept permission and root access.
4. Now you will see Navbars theme tile in Substratum app showcase.
5. Tap on Navbars and you will see two options Quick Apply and Overlay Manager.
6. Tap on Overlay Manager.
7. Select any overlay (variant) tap the fab icon at the bottom right corner and a drop down will appear where you will see four options.
8. Tap on Build and enable.
9. And Voila!!

If u find any difficulties in setting any of them or if you find any bugs then please let me know via Hangouts [email protected]

or u can report here at my G+ profie's pinned post:
https://plus.google.com/116325130546717925570/posts/NSGaHvLfiWF

And don't forget to leave review and rate it.