Ultramarine Blue, PB29, blue, marine blue
Ultramarine Blue PB29
Non Toxic, Semi Transparent, staining, made of natural earth, use of only USDA organic ingredients.
Throughout history, blues in nature were very rare and usually made with precious stones like Lapis Lazuli. These stones are now unsustainably harvested in Afghanistan, so we have found this beautiful, non-toxic and sustainably-made alternative.
Origin - France / Lightfastness - Excellent