Dulux travels in colour sunny day yellow flat matt emulsion paint 50ml tester potthis flat sunny day yellow travels in colour emulsion paint has been specially designed to give a stunning finish to your walls ceilings simply apply each coat of the washable paint with a brush or roller and leave for 2 4 hours to dry it features chromalock polymer technology to keep the colour on your walls looking good and gives protection to help maintain its colour and finish covers up to 13 m per litre