Crown DS0046CH Dust-Star Microfiber Wiper Mat 48 x 72 Charcoal The most effective and innovative wiper there is, this mat contributes to improving the air quality and cleanliness of your facility. Features unique microfiber/olefin blend with incredible dust retention properties. Positively charged microfibers will attract hair, lint, dust and more from polluting the air. Holds close to three times more liquid than standard olefin wiper. For use in heavy traffic areas in hospitals, schools, factories, restaurants and more. Mat Type: Wiper Mat; Application: Indoor; Material(s): Microfiber; Olefin; Style: N/A.