paint brush spots, highlighter lines, and felt-tip pen horizontal blobs. marker pen strokes and dashes. ink smudge

brush paint stroke ink texture black grunge dirty grimy paintbrush shape watercolor stain line set art brushstroke acrylic drawing dye graffiti graphic isolated splatter horizontal splash marker sticker smudge border abstract bright collection freehand smear artistic illustration element sale dash spot background design banner white creative trace pen ai generated