SL Theme Full Transparent is a free personalization theme for Android devices, developed by Smart Launcher Themes. It is designed to work with Smart Launcher and provides a full transparent look to your device's interface.

To use this theme, you need to have Smart Launcher installed on your phone. Once installed, open Smart Launcher and navigate to Preferences > Personalization > Global theme. From there, select the Full Transparent theme to apply it to your device.

This theme offers a sleek, minimalistic design, with all the icons and widgets appearing as if they are floating on your screen. It is compatible with Android 9.0 and provides a unique and refreshing look to your device.

Overall, if you are a fan of minimalistic and transparent designs, SL Theme Full Transparent is definitely worth checking out.