Six essential colors in tube format!The Core set is a selection of six colorscurated for versatility. The set includes a primary triad for mixing; Phthalo green, a new single pigment available only in tube format; Arancione, a signature orange blend and Sartorio red, an Italian earth tone for creating browns and muted colors. Working with a limited palette can be useful for becoming expert at mixing and creating harmonic artworks with ease.Handmade in Italy, our watercolors are crafted according to a traditional recipe of raw pigments, gum arabic from the acacia tree, local honey and rosemary essential oil.Royal Yellow PY154 | Excellent lightfastness | Semi-transparentArancione PY83, PV19, PR101 | Excellent lightfastness | Semi-opaquePermanent carmine PV19 | Excellent lightfastness | Semi-transparentUltramarine blue, dark PB29 | Excellent lightfastness | Semi-transparentPhthalo green PG7 | Excellent lightfastness | TransparentSartorio red PR102 | Excellent lightfastness | Semi-transparent