Product Information SKU: #8874542Find your perfect stride with a little help from the Nitrofuze 2.Predecessor: Nitrofuze.Support Type: Neutral to underpronation (supination).Cushioning: Lightweight, flexible response. Surface: Road. Differential: 8 mm.Open mesh and synthetic upper materials. Seamless upper construction helps reduce the likelihood of irritation.Lace-up closure. Lightly padded tongue and collar. Breathable fabric lining offers a great in-shoe feel.ComforDry™ sockliner. fuzeGEL™ midsole fuses GEL? and foam technologies for exceptional rearfoot shock absorption that transfers to the forefoot during takeoff.Heel/Toe: 19 mm/11 mm.AHAR? rubber outsole delivers long-lasting durability. ComforDry lasting.Imported. Product measurements were taken using size 8.5, width B - Medium. Please note that measurements may vary by size.Weight of footwear is based on a single item, not a pair.Measurements: Weight: 8 oz