Originally used for painting calligraphy, now is a sign of peace, elegant and knowledgeable. Since the prehistoric time, Jade was regarded as a gemstone of nobility, power, and royalty most particularly in the East. It was considered as a manifestation of the worldwide ideology. Combined with the delicate horse tail hair brush head, this unique brush is a perfect representation of the style of the East. Handmade Marble Brush. Color Vary depending on marble cut.