Shelton - Men's Mist Blue Calf Leather Derby Shoe feature a open lacing system and opanka sole. A mist blue calf leather derby shoe with a dainite sole is a combination of style and refinement. The dainite sole is known for its durability and grip, making it ideal for all weather conditions. The mist blue color provides a classic and versatile look. These derbies are suitable for both formal occasions and every day wear.