Blaze - is a top quality fuel for open fires. It is hot, very clean and produces little ash. Looks like a small cushion. The ratings below are given to help you decide which is best for you. 3 spots = Excellent, 2 spots = Very Good, 1 spot = Good. Product name Blaze Heat Output • • • Burn time • • • Ease of lighting • Smokeless Yes Suitable for Open Fires