Acid stained concrete takes on the look of a marlble, mottled looking surface. It is an excellent choice for transforming your concrete surface especially in basements and garage floors. Acid stained concrete not only looks great but is an extremely affordable option when compared to some of the other quality surfaces. For those with basement issues such as moisture problems or those worried about water ruining their carpet this is an excellent choice. It is also great for garages, patios or anywhere concrete enhancement is desired.