Our rugs are expertly power loomed using only premium quality Polyproplene (PPL). They are made using flat weave sissal construction. The sissal construction gives these rug added strength and durability ideal for those high traffic areas. They are completely weather resistant and suitable outdoors all year round. Being made from PPL moisture will have no effect - these rugs are both mildew and mold-resistant to ensure carefree maintenance. They also have the advantage of being UV resistant.