seamless monochrome pattern of expanding waves intersect in the center.the visual illusion of movement.

and art background black center centric centripetal circle circles circular concentric curl curve design effect element expanded expanding fabric for geometric graphic grey hypnotic illusion illustration intersect intersection irregular jagged joint juncture line monochrome movement optical packaging pattern radial ray rotation seamless spin spiral stripe suitable swirl textile texture the triangle twirl twist vector vertigo visual vortex wave waves wavy web whirl whirlpool white zigzag