You need Smart Launcher installed on your phone to use this theme. You can download SmartLauncher from here: https://play.google.com/store/apps/details?id=ginlemon.flowerfree
To use it, open smart launcher, enter in the preferences then select "theme".
你需要在手机上安装的智能发射器，使用这个主题。您可以下载SmartLauncher的从这里开始：https://play.google.com/store/apps/details?id=ginlemon.flowerfree
要使用它，打开智能发射器，输入的喜好，然后选择“主题”。

Support for transparent system bars.
New icons: Snapchat, dropbox, google calendar, google keep, google drive