Collier Boots by Dr. Martens The all new Collier boots with classic markings and DNA. Made from Vintage Smooth which is a retro edition to the signature Smooth leather with a subtle grained effect and contrast base colour. Featuring a dual-fastening lace system, accentuated yellow stitching and AirWair logo eyelets. Finished with an extra-rugged Bex sole. - Goodyear-welted lines are heat-sealed at 700°C and reinforced with DM signature welt stitch - Platform height: 1.8\"