Laboratory tests show that microfiber cleaning cloths reduce surface debris while lowering bacteria levels by over 96%. Mold, bacteria and soil are removed and captured thanks to its unique construction. The US Green Building Council specifies microfiber products: conserve water, reduce use of disposable products and require fewer harsh chemicals. Highest quality superior-grade textile. Manufactured to withstand heavy-duty commercial washing cycles. Designed for facilities that clean in multiple shifts, 7 days a week. Wash Cycles: 1,500.