set of black paint, ink brush strokes, boxes, frames, lines, smudges. dirty, grunge artistic s

abstract acrylic art artistic background backgrounds banner black blob blot border brush brushstroke circle collection creative design dirty distorted drawing drop dye element freehand graffiti graphic grunge grungy illustration ink isolated monochrome old paint paintbrush set shape smudges splash splatter stain sticker stipple stroke texture textured vector wall watercolor