Product Description Bunker Covers are crafted from premium, high-strength film, engineered for exceptional durability. Bunker covers are designed to reduce dry matter loss and increase aerobic stability of your pile. Designed for high radiation environment and extreme cold conditions Flexible structure for easy-to-install Black side for maximum opacity, White side for sun reflectivity and UV Protection Superior Puncture and Tear Resistance Consistent Quality and Performance In Store Pick Up Only