610 - Blundstone Unisex Herringbone Elastic Sided Work Boot With a soft black leather and herringbone patterned elastic, the #610 is a wardrobe classic. Leather lined for comfort and hidden stitching in the heel for added durability; they’ll work as hard as you do. Black premium leather elastic side boot Leather lining makes it easier to slide on and off V cut upper reduces stitching exposure Featuring XRD® Technology for supreme impact absorption and a PU midsole for improved comfort and cushioning TPU outsole highly resistant to hydrolysis and microbial attack, and oil, acid & organic fat resistant Fully removable contoured EVA footbed Ergonomically engineered toe spring for reduced wearer fatigue Steel shank ensures correct step flex point, assists with torsional stability Hidden stitching increases durability Blundstone 610 Black Herringbone Elastic Side Boot