【Package】-1 Box Backflow Incense Cones, 50 pcs Backflow Incense per box. 【Burn Time】-About 10-15 minutes each Incense cone, Place it in the reflux incense burner and waterfall incense burner, and you can see the beautiful smoke slowly flowing down like a waterfall. 【Feature】-Our cones suit all Backflow Incense Burner Holders & Purify the air at your Living room, Bedroom, Kitchen, Office, Spa and any space without direct wind. 【Stronger Fragrant 】- Through the latest formula, the fragrance of our backflow incense cones is three times more scented than ordinary incense cones, and the smell is improved. 【Widely Used】- Widely used in home, deodorization, rituals, office, Yoga, special occasion.