Norling incense is purely hand prepared according to fundamental principals of ancient Tibetan traditional system of medicine that originated from some 2500 years ago. This incense is totally absent of chocking and camphor smell and is also non-toxic and non-habit forming. Generally Tibetan incense is used for puja offering and purification but it is also used as air-freshener which keeps one's surrounding flavoured with good scent. 20 sticks 40 minute burn time.