This Natural Pigments Set is an essential tool in any artist's kit that wants to explore the possibilities when working with Earth Pigments. The Set of 5 includes Black, Green, Ultramarine, Raw Umber, and Yellow Ochre. Each pigment comes in approximately 18mg glass bottles with cork lids, will arrive to you boxed and with an information sheet detailing the chemical compound and source .  So exciting!, nature’s own vibrant palette!