The Parkwall System is comprised of the following: Size = Regular Blocks(7.8 x 11.505 x 5.85 in), Tapered Blocks (6.903 x 11.505 x 5.85 in), Corner Blocks (7.8 x 11.505 x 5.85 in), Coping Unit (23.4 x 11.7 x 2.925 in). Parkwall stands as one of our most innovative, durable and versatile wall systems. The patented design allows for the ability to off-set, in-set, reverse, reverse off-set, reverse in-set or randomize your wall face. Parkwall produces a designer?s dream without sacrificing ease of installation.