The Unger SmartColor Micro Mop 15.0 is a 16 inch (40 cm) microfiber mop pad in blue, built for grout-lined surfaces. Its 15mm microfiber pile captures dirt and liquid for a thorough clean, and the SmartColor system supports color-coded cleaning programs by area to help prevent cross-contamination. Rated for up to 500 wash cycles, it holds up to heavy-duty, high-traffic use while reducing water and chemical consumption.