Without a doubt, brick is one of the most classic and enduring building materials there is, and has countless uses in both commercial and residential applications. Bricks come in limitless shapes, colors, and sizes, and new innovations in design, weatherproofing and reinforcements have made the old world charm of brick even more popular in the 21st century. Brick is energy efficient, and requires little or no maintenance. For thousands of years, the beauty and durability of brick have made it a sensible alternative in building materials that has stood the test of time.