SAI HERBS Rumi Mastagi is a raw herbal/botanical product, also known as Mastangi, Pistacia Lenticus or Mastic Gum. It is carefully selected, cleaned and packed with focus on identity, freshness and consistent quality. This product may be used for traditional herbal preparation, botanical use, formulation work, culinary use, or personal use as applicable. Store in a cool, dry place away from moisture and direct sunlight.