These indoor mats feature plush, solution-dyed nylon carpet for better absorption and colorfastness. The all-rubber backing means long lasting performance and maximum durability. These mats are simple to clean-just vacuum, use a carpet cleaner or commercially wash. Our Platinum Series Mats are certified "High Traction" by the National Floor Safety Institute (NFSI). Indoor/Outdoor: Indoor; Compatible Surface: Hard Floors; Mat Shape: Rectangular; Mat Surface: Carpeted.