Described herein is a printing set comprising a curable transparent pre-treatment composition and a fixer composition. The curable transparent pre-treatment composition comprises a curable polyurethane, wherein the curable polyurethane comprises a copolymer of a polyisocyanate; a polyol comprising at least one reactive group selected from an acrylate group, a methacrylate group, an acrylamide group, a methacrylamide group, a styrene, an allyl group and a combination thereof; and a chain-terminating compound comprising a monoalcohol or a monoamine. The fixer composition comprises a salt of a cation and an anion. Also described herein is a method of printing on a textile and a printed textile substrate.