This fire ring has a 300 sq. inch cooking grate that is adjustable to 4 positions with cool spring handles. The 15 x 20 inch grate is made of 1/2 inch steel rods welded on 1 inch centers. The 6 inch high fire ring is made of 3/16 inch thick steel and is 31 x 34 inches with a reinforcing angle across the pit. The unit is painted with a non-toxic, heat and rust resistant black enamel.