Against Jealousy Is A Fragrance Of Oriental Origin, Based On A Soft Spicy Herbal Aroma With Sweet Undertones. Helps Ward Off Negative Energy / Promotes Harmony / Acts As A Natural Air Freshener. 1 Incense Stick/ Burns 40–45 Minutes. Incense sticks are made up of materials like bamboo sticks, Herbs and blend of aroma and essential oils. These are completely safe for human use