... or artifical 2 material: High quality natural stone 3 color :more red color sand for waterproof Feature 1. feature: durable, waterproof ... , landscaping, good for health, etc. 2. color: grey,yellow ,blue, green, red ,pink ,and so on 3. size(mesh): ... 100hno obvious color toleranceResistance to UV radiation,500W UV light irradiation,96hno obvious color tolerancesilt content0%clod content0% red color sand ...