Color samples 127 is color tester in form of waterborne, latex acrylic paint, creating eggshell finish. Product allows to "try on" a paint color before you commit to the time and expense of painting wall, ceiling or entire room. Interior designers and professional painters do a "brush out" when deciding on color. This entails applying paint to a small section of the wall or several walls to see how the color looks in the actual environment or under various lighting conditions.