Womens Dr. Martens UK conversion chart:

The Zebzag mule is our latest innovation in comfort: built on a hybrid air-cushioned sole that fuses feather-weight EVA with rugged PVC. Crafted from lightweight, versatile suede, they’re designed to be worn however you feel like – in summer or out of the conventional season. The adjustable strap ensures a secure fit, while the welted construction delivers our signature durability. Yellow welt stitching marks the mules as Dr. Martens.
 

• Construction - Made with a Goodyear-welted lines that are heat-sealed and reinforced with our signature welt stitch
• Sole Height - Platform height: 1 in; Heel height: 1 1/4 in
• Footbed - Wider and a more rounded toe shape