30cm/40cm round universal portable speedlight softbox flash diffuser on-soft box for camera,flash diffuser

create exposures of even density over the entire surface of film.diffusion material spreads light evenly on your subject,preventing harsh shadows. with elastic band,you can install and remove it easily.it is foldable.you can fold and unfold it,and bring it with you wherever and whenever you need. soften light stream and remove shadow to make perfect shooting.