These packs are made up from various jumbo incense stick brand name manufactures. Each pack will have 2 -5 different brands in each zip lock bag. Some sticks will look different from since they are from different brands. Each pack is made up from putting different sticks in a tub and stirring them up, and then 15 sticks are pulled out and put into a zip lock bag. Each brand have around 60 fragrances each. Because these brand name incense sticks, these are stronger scented. There will be 16 inch and 19 inch sticks in each bag. the 16 inch sticks burn for about 2 1/2 hours. The 19 inch sticks burn for about 3 to 4 hours.