A smock or old shirt. Indeed, even if markers and paints are washable, it’s much easier to cleanse up when you protect their garments and skin by owning them have on an outdated shirt or an art smock. (Be certain to check out #10 over the list!) Jennifer Rodemeyer, https://artsuppliesonline.us/products/speedball-silk-screen-printing-kit-ink-frame-light-19-piece