Anti-dust: absorbs moisture and dirt. Easy to clean or vacuum. The mat is washable by hand in water up to 30° temperature NON-SLIP: Highly absorbent while waterproof, polypropylene is a moisture wicking material like a sponge to keep the area clean and dry on rainy days. Extra flat: The mat is very thin, measuring only 7mm in height. It is flexible and fits under any door. No trouble opening and closing the door of your home. DISCREET: Dark doormat fits in any entryway. Ideal for hallway and foyer. Also suitable for rooms with underfloor heating