Nedia Home Monogrammed H Superscraper Single Picture Frame, 20" x 36", Black This durable mat has thousands of coir bristles embedded in a nonskid rubber base that helps to capture and remove dirt and moisture from shoes. Coir fiber is naturally mold and mildew resistant. These Mats are made from renewable natural materials, coir and rubber, and is Environmentally friendly and biodegradable. For optimal results, use this doormat in a sheltered area, such as a covered porch, and keeping exposure to extreme moisture and sunlight to a minimum. During the first few weeks, it is normal for the coir doormat to shed fibers. Brush or hose down to clean. Natural coir fiber and durable rubber mat. Ideal for doors with low thresholds. Rubber base keeps mat in Place. 100% biodegradable made from renewable resources.