Their traditional purpose of edging streets and walkways is just the beginning of the design possibilities for these vintage curbing stones. They can also be laid flat for paving/patios, steps, benches, fireplaces and more. In general, sizes are 4" to 6" thick, 12" to 18" deep and 3' to 6' long. This is another great way to incorporate reclaimed materials into your unique and stylish environment.