DURABLE NATURAL RUBBER BACKING - Designed with a durable natural rubber backing; natural rubber provides higher tensile strength, higher tear resistance, and less odor than synthetic rubber EFFICIENT DUST REMOVAL - The outdoor door mat features polypropylene material with patterned groove design that effectively scrapes rain, grit, mud, sand, grass, slush from shoes, trap them beneath shoe level to prevent tracking. Perfect indoor outdoor door mats to keep your doorway clean and dry EASY TO CLEAN - Simply use a vacuum cleaner, or sweep with a broom, or pat the backing and shake the outdoor mat. For a deeper clean, use a garden hose to rinse the doormat, and fully air dry NON-SLIP AND SAFE - 2.5kg/ rubber backing and A-grade 850g/ polypropylene surface, much thick and heavier than other normal TPE or TPR backing entrance mat. Rolling package rubber entry mat can grip on floor more tightly and flatly without warping corners or crease MULTI-PURPOSE & ALL-WEATHER - Low profile rugs for entryway can be widely used, such as double door mat for front door and back door, garage door, porch rug, shoe mat. This outside door mat can withstand all weather changes and season changes, no matter in rainy, windy, or snowy winter.