Dr. Martens Women's Mona Sandal 100% Leather Rubber sole Heel measures approximately 3.25" Platform measures approximately 0.5" Leather lined uppers and footbed. A 3-inch high wedge heel on a hard-wearing Dr. Martens grooved edge sole. Burnished Servo Lux is a smooth leather which is designed to soften over time, treated to create an antique look.