MRC:
Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.SUPP
Supplementary Features:
6INCH high height congress style safety toe steel and goodyear welt construction, upper shall be cut from full grain cattlehide leather having a plain toe with elastic goring on each quarter pull strap loop front and back soft pliable calf kip cattlehide leather or pigskin vamp lining and inside counterpocket, insoles shall be leather or texorist material containing 0.25 to 1.0 percent copper 8 quinolinolate, the shoe shall have safety toe conforming class 75 for impact and compression resistance removable cushioned insert and non-marking, oil resistant rubber outsole and heels black in color meeting the requirements of MIL-DTL-22777 or equal
