Satya backflow dhoop cones are crafted using the highest quality ingredients to offer long lasting fragrance. Use these cones with a backflow incense burner to create stunning smoke displays. They are handmade in India. Dhoop cones - Traditionally hand rolled & made with a mixture of natural oils, herbs & resins. The smoke comes out from the bottom, creating an amazing look. Each cone burns for about 25-30 Minutes Assorted Dhoop Backflow Cones - 24 Packet Back Flow Incense -Relaxation Home Gift