The MetroMax 4 Industrial Solid Grid Polymer Shelf provides unmatched durability with a lifetime warranty against rust and corrosion. This shelf features all-polymer, corrosion-proof construction, including shelf mats, beams, and posts equipped with built-in Microban® antimicrobial protection to inhibit the growth of bacteria and mold. Designed for maximum stability and strength, it includes a rigid four-sided shelf frame and robust corners that securely capture the wedge and post in a complete 360° enclosure. Additionally, the shelf supports up to 800 pounds and offers removable mat sections for easy maintenance and cleaning, combining functional design with long-lasting reliability.