Elements Transparent Concrete Stain is a penetrating, nonfilm forming stain that produces translucent color variations for existing concrete surfaces. It is breathable, UV and freeze/thaw resistant, water based, and environmentally and user friendly. It has almost no odor, low VOC (15 to 45 g/L depending on color selection), and is acidless. It can be used on interior concrete floors and exterior concrete hardscapes, pavers, and cementitious overlays. Available in 18 standard colors, with optional custom colors at no additional cost. Butterfield Color. 800-282-3388. www.butterfieldcolor.com