grain noise balck dots circle, halftone round gradient grainy dotwork, abstract . grain noise spray blot or stain spot with

grain noise black dot circle halftone round gradient vector abstract dotwork grunge white texture spray stipple spot bot background effect retro point pattern sand stain splatter spatter vintage pointillism brush gradation graphic monochrome dissolve ink stochastic scatter dotted diffuse paint blot splat blurred shadow fade shape grainy dust pixel balck dots vector