From Dr. Martens, the Men's 2976 Chelsea Boots feature:  Their 2976 boot is a slick, easy on-and-off boot built with tumbled ambassador leather, giving it a worn-in look Ambassador is a heavyweight and oily leather that’s been tumbled for added character Pull-on style, with elastic gussets Goodyear welted - the upper and sole are heat-sealed and sewn together, providing more comfort and durability for years to come Their Goodyear-welted lines are heat-sealed at 700°C and reinforced with their signature welt stitch Wipe away dirt using a damp cloth  Apply Dr. Martens wonder balsam to the outside of your footwear to keep the leather supple Standard last - recommended for normal to wide feet Imported.