Jeffrey Campbell The Coltrane Boot in Black and Gold. Give your wardrobe a toughen up with these boots perfect for stompin' around the city all day, with their foam sole making them super light and comfy. These black leather boots feature a pull tab at the back, two buckle fastening straps with gold buckles. These boots have a round toe, a black platform sole and a chunky heel. Upper and Lining: 100% leather with synthetic sole. Heel approximately 2" (6cm) with approximately 1" (2.5cm) platform.