Patchouli Incense has a lot of medicinal & aromatherapy properties. It is commonly used to treat a cold, ease stress at home & office & relax from a day full of fatigue. There are 50 Dhoop sticks in each box wherein each dhoop stick burns for about 20 mins.We advise you to burn the tip of the incense to the count of seven for it to light well. Our Incense is Charcoal free & suitable for infants, pets & the elderly. (L x W x H): 4 x 4 x 1.5 inches