Muffin Pan, holds (24) 3-1/4" dia. large muffins, 4 rows of 6, 17-7/8" x 25-7/8" OA, glazed aluminized steel. 5 ounce volume. Pan sizes: 3-1/4" top, inside. 2-1/2" bottom, outside. 1-1/4" vertical depth. 3-5/8"x3-5/8" centers.