a big gray circle with little monochrome circles and squares.

decorations plasticfree monochrome background decoration decorative minimalist colourful geometric cardboard wallpaper undefined abstract ornament creative business discount handmade learning geometry colorful circles squares graphic pattern sticker cutouts closeup rounded minimal artwork circle little design vector banner crafts cutout simple modern square round small white paper shape frame craft label style blank large color curve clean gray icon sign tiny dots grey big art tag