Rolling Style / Daily commodities

On the market there are many wallpapers.But there are also many shortcomings, such as the way to post wallpapers, which will cause residual glue residue on the wall when the wallpaper is replaced.The way to paint patterns is that you can't change the pattern.Every time you use a roller brush, it is necessary to replace a brush, and the style of the roll is a roller brush that can be changed in shape, and the pattern is changed by using the raised particles on the surface.By linking with the APP, the desired pattern is input into the app, and the app transmits the information to the roll style, and the particles on the surface change.