This palette wetting spray is made to help keep acrylic paints fresh, blendable and workable on your palette. While being exposed to air for long painting sessions normally dry the medium out, the palette wetting spray is designed to prevent those "skins" from forming. Just apply a few sprays to the paint on your palette and let your creativity flow!Details:Translucent8 fl. oz. (237 mL)Keeps your color open and medium fresh and workable for longerSlows drying time, thins paint and prevents "skin" forming on paints on the paletteImproves color blending when applied to painting surfaceCompatible in dry and hot climates