Celtic - Mystic Temple Resin incense is a blend of red & green dyed and natural Frankincense, Myrrh, Benzoin, and Lavender flowers, and washed in a light fragrant essential oil that offers a mild citrus-like fragrance when burned. It is available in 1/2-ounce zip poly bags with a gold label explaining the how to burn on charcoal tablets on the reverse side, and in one-pound zip plastic bag for a reduced price. Resin incense is burned on charcoal tablets (sold separately) or in an electric bakhoor to release the fragrance. Only use a charcoal-safe burner - no wood or plastic.