Public Domainhttps://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/6481368SaveSaveChalkboard png sticker, school equipment illustration on transparent background. Free public domain CC0 image.View public domain image source hereMorePublic DomainFree CC0 ImageInfoView LicensePNGSmall PNG 1200 x 800 pxLarge PNG 2500 x 1666 pxOriginal PNG 4000 x 2666 pxCompatible with :SaveDownloadChalkboard png sticker, school equipment illustration on transparent background. Free public domain CC0 image.More