It's really like a bt21 and bts gallery that you can have on your phone to change the wallpaper according to the image you want. With lots of bt21 pictures, you can change the wallpaper on your cellphone as you like.
Immediately download the BT21 Wallpapers application and have the most complete collection of bt21 and bts on your cellphone.

DISCLAIMER:
All images for wallpapers in the BT21 Wallpapers app are under general creative license. These images are copyright of their owners, and the images for this wallpaper are not endorsed by their owners. The images for this wallpaper are used purely for artistic, aesthetic and entertainment purposes only. No copyright infringement is intended, and any request to remove one of the images/icons/titles will be honored.