This contains countless precious and rare fragrant medicinal plants ,the precious nectars of the four tradition of Tibetan Buddhism ,and other blessed materials. This has been made according to the instructions in the scriptures and especially blessed with grand offering puja of the Wrathful Deity Vajrakila. If made offering by burning , one will be protected by the power of the Deity Vajrakila. Incense is an indispensable aid in meditation practice as it purifies the air,calms the mind and centers the energy. This comes with a free cone maker. This box contains the equivalent of 15 standard 8 inch size incense bundles. THIS BURNS ON IT'S OWN NO CHARCOAL REQUIRED