The Dr. Martens® legacy of total comfort and durability continues with the tough yet cushioned protection of the Holkham SD boot.Part of the Heritage Collection.Full-grain leather upper is oiled and water-resistant. Lace-up closure with metal fastenings.Goodyear-welted construction offers exceptional durability. Leather features Anti-Static electrical resistance by discharging static buildup through the shoe to the floor, reducing accumulation of excessive buildup. Electrical resistance between 0.1 and 1000m.Smartmask® PU-cushioned footbed for added comfort.Safety Toe Cap protects against minimum 200j impact and 15kn compression force.Dr. Martens® SSD outsole is a traditional PVC-cleated sole that is heat sealed and features a wooden shank for improved mid-foot rigidity. It's slip resistant with a high degree of oil and abrasion resistance with excellent energy absorption qualities in the heel strike area.