Take printed paper and acrylic spray outside to a well ventilated space: Spray an even coat of the acrylic spray over your design. Allow to dry for 60 seconds or until dry to touch. Then apply two more coats. Three coats in total making sure each coat is completely dry before applying the next coat. Let the paper dry for a few minutes. https://www.hayespaper.com/pages/waterslide-inkjet-instructions