Notrax 137 Opera Entrance Mat, for Upscale Entrances, 4' Width x 12' Length x 3/8" Thickness, Brown A Notrax exclusive: the first of its kind 3 mat system in one beautiful mat design The first 3 to 4 feet of the mat (depending on length of mat) features a looped non-absorbent yarn to scrape debris and moisture from foot traffic The second 3 to 4 feet of the mat combines the looped scraper yarns with absorbent Decalon looped pile to begin the drying function The final 3 to 4 feet of the mat is pure Decalon looped pile to complete the drying function All yarns are color-coordinated to combine beauty with functionality; a dense combination of yarns ensure maximum performance