Floortex advantage at chair mats provides high quality and durable solutions for floor protection and ergonomics. Protects your carpet surfaces from office chair casters, general wear, scuffs, and spills. Advantagemat chairmats are 100% free of harmful DIDP phthalate content for improved air quality over conventional PVC products. Free of chemical content banned from child-related products. Also free of tin, lead, cadmium, and BPA.