Diamond Pro® Mound/ Home Plate Clay Bricks are unfired compressed clay bricks perfect for building or repairing high stress areas. The bricks, when watered, simply turn to firm clay to provide durability and reduced maintenance in these areas. Can be used to construct, rebuild or repair pitcher's mounds, catcher's and batter's boxes. Brick size: 4" x 8" x 2-1/2". 300 Bricks per Pallet.