Divine Aroma Natural incense sticks & cones are carefully developed with essential oils and other natural aromatic substances. They contain no charcoal. 1-1.5 inch cones length | 10 cones per box pack Low smoke | No Charcoal | Made with natural oils | Long lasting Focus: The herbal aroma of the Focus incense stick is attributed to the herb Rosemary which has been traditionally used to improve memory and focus. All Fragrances: Lavender Bulgarian Rose Sandalwood Patchouli frankincense Stress relief & calming Focus Enhancing mood