For indoor vestibule and lobby with medium traffic up to 125 people per day. All-purpose mat. When there is only 1 mat you can buy, this is the ideal choice. Made out of 1/3 scraping fiber and 2/3 wiping fibers. Unidirectional mat for superior results. ThermoFlex[TM] backing for superior floor protection. 5/16" thick, cup pile polypropylene/nylon surface.