(Scuff on the left boot) This is classic Chelsea boot style, with all the iconic Dr. Martens DNA. But it's been re-engineered for workers doing 8-hour shifts on their feet, with extra cushioning and an innovative slip-resistant GripTrax™ tread. Original Chelsea boot design, with heritage Docs DNA like yellow welt stitching, grooved air-cushioned soles and a scripted heel-loop Slip-on boot, with elastic panels at the ankle Our iconic air-cushioned sole, re-engineered with an enhanced grip for next-level slip resistance: PVC fused with the central rubber pods of GRIP-TRAX™, our unique outsole lug formation Serves up enhanced ergonomic comfort via breathable, moisture-wicking SoftWair™ sock liners, with strategically placed memory foam pods Thoughtful, anti-fatigue design, with extra flex and less weight Made with industrial, water-resistant leather — spill-resistant, and easily wiped clean.