Constructed of a heavy duty artificial turf material for exceptional cleaning performance and long life. It works like a brush with the convenience of a pad. This pad is used to get down into the cracks and crevices of uneven floor surfaces and clean deep grout lines for unsurpassed cleaning results. Ideal for use on machines speeds up to 500 rpm. No harsh chemicals needed. Cleans with water or neutral cleaning solutions. Ideal to use with oscillating floor machines. Ideal for use on a variety of floors including: concrete, terrazzo, deep grouted tile and other uneven surfaces.