Premium Selection of World's Rarest Fragrances. Each incense stick burns for an hour and the fragrance will linger for days. The incense is all natural and is a masala incenses. By masala we mean the incense is made in a method which uses natural resins such as balsam and a complex combination of oils and herbs that are combined together to form a dough-like mixture. This mixture is then rolled onto a bamboo stick then lightly coated with sandalwood powder.