Satya Backflow Dhoop Cones. Traditionally hand rolled in India on a fair trade basis, natural dhoop cones are made with a fragrant mix of natural oils, herbs and resins, allowing them to fill your space with long lasting fragrance.. Designed for use with backflow burners, dhoop incense cones create a striking swirling smoke display that\'s mesmerising to watch, and so they\'re often used for spiritual and meditation purposes.. Back flow incense cones burn for around 25 to 30 minutes.. Features-. Satya is one of the leading incense brands, which still produces its products by hand.. Dhoop cones - traditionally hand rolled and made with a mixture of natural oils, herbs and resins.. Burn time per cone: approx 25-30 minutes.. 24 Dhoop cones per pack.. Suitable for use with backflow burners.. These Cones are Made in India, the fragrance is much pure and burns longer.. Place in a cool, dark, dry place, incense will be more pure along with time pass.