Description Legendary professionalquality oil colors Majority of range is monopigment High pigment loads and the finest linseedpoppyseed oils Maximum tint strength and lightfastness Stone ground for optimal pigment integrityFamilymade in Belgium for over 140 years Blockx Oil Colors are handground up to four times on slowly rotating stone mills for perfect pigment integrity and the purest possible color experience This timehonored production method results in a range of luminous ultrasmooth oil colors that rank among the worlds very best Still crafted using Jacques Blockxs original formulas maximum concentrations of the purest pigments guarantee unparalleled brilliance Iron oxides earths and blacks are ground with linseed oil the rest of the range is ground with nonyellowing poppyseed oil which results in noticeably brighter more intense color and cleaner mixtures Entirely free of additives or fillers Blockx Oil Colors carry the highest possible lightfastness ratings The range consists primarily of singlepigment colors and each is meticulously tested to uphold the legendary quality that has attracted artists like Ren Magritte Salvador Dal and Frank Stella Historical pigments including Vermilion Naples Yellow (Light and Dark) and Lapis Lazuli expand the range for those seeking timeless huesAn investment in Blockx means investing in the very finest materials for your art safeguarding its integrity for generations to come