Product Description The RF112 Michigan is a highly appealing groundbreaking mid cut safety boot that has been designed to be sustainable to its core. It features recycled plastic bottle upper textiles, lining and lace materials providing outstanding comfort. It has a 100% non metallic construction, including a fibreglass toecap and composite midsole. The outsole complex is a dual density sugar cane EVA nitrile rubber outsole which offers unbelievable abrasion resistance whilst providing exceptional shock absorption and weight reduction.