Eagle’s QuadPlus® Polymer Shelf Mats with Wire Truss Frames come as a pack of four split sleeves per truss frame. Blue mats include truss frames with chrome finish or Valu-Master® gray epoxy. Mats snap into the truss frame. Truss frames and shelves, adjustable at 1 ̋ increments, can be fitted onto the same shelf unit. Injection-molded polypropylene mats feature MICROGARD® antimicrobial protection against bacteria, mold and mildew. 800-lb. weight capacity for shelves up to 48 ̋, 600 lbs. for shelves 54 ̋ through 72 ̋ long—evenly distributed static load. Louvered and solid mats available. Easy assembly—no tools required. Easy cleaning. Dishwasher-safe.