Product Information SKU: #8681961Leave your old PR in the dust when you cross the finish line in the New Balance? W1400v4 running shoe!Predecessor: W1400v3.Support Type: Neutral to underpronation (supination).Cushioning: Lightweight, flexible response.Surface: Road.Differential: 10 mm.Breathable mesh and synthetic upper materials. Lace-up closure. Padded tongue and collar. Breathable fabric lining offers a great in-shoe feel. Removable, molded foam insole. REVlite midsole supplies exceptional response and durability in at a 33% lighter weight than comparable foams.Rubber outsole.Imported. Product measurements were taken using size 8, 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: 6 oz