Here is another alternative wallpaper for iPhone 6s with pattern background. A red and black pattern background for iPhone 6s or iPhone 7. This wallpaper has a resolution of 750×1334 pixels, the official resolution for Apple iPhone 7. I have a lot of best wallpapers for iPhone 6s with black color in 50 Black iPhone Backgrounds.
Apple iPhone 6s become one of the best gadget, the official background for this product is Betta Fish for Apple iPhone 6s wallpaper. But you can customize the background to make it different with others. Dark colored background may become a favorite alternative for you, feel free to browse other black background on below list:
Black iPhone Wallpapers
Red and Black iPhone 3D Background for iPhone 7 and iPhone 6s