horseware outdoor rug rhino wug marine titanium grey classic blue 0gRhino Wug outdoor rug Made from 1000D polypropylene outer fabric, 50% stronger than standard polypropylene Thermobonded fill that preserves the original shape of the rug while providing superior heat retention Aquatrans barrier technology offering double waterproof protection stays waterproof even if the outer fabric is damaged Vari Layer technology for more warmth with less weight at key areas of the horse's body Double Leg Arches cut for greater