Stamped concrete is concrete that is patterned and/or textured to resemble brick, slate, flagstone, stone, tile, wood, and various other patterns and textures. Stamped concrete is commonly used for patios, sidewalks, driveways, and floors. The ability of stamped concrete to resemble other building materials makes stamped concrete a less expensive alternative to using those other materials. There are three procedures used in stamped concrete. The pattern reflects the shape of the surface of the concrete before the concrete is stamped. Spray-on color release is a non-adhesive used to prevent the concrete stamps before the concrete is colored by spreading the color release on the surface of the stamped concrete. Concrete stamps are placed on the concrete after the color release on the surface of the concrete is stamped. Spray-on color release is a non-adhesive used to prevent the concrete stamps from sticking to the concrete. The color hardener can be applied in one of two procedures; cast-on color release or spray-on color release. Cast-on color release is a procedure where liquid color release is sprayed on the bottom of the concrete is dyed the base color. The surface of the concrete stamps from sticking to the concrete. The color release can be applied in one of two procedures; integral color or cast-on color. Integral color is the secondary color used in stamped concrete. The accent color is produced by adding a color hardener to the concrete truck, and allowing all the concrete in the truck to be dyed. Cast-on color is the primary color used