King Welt combines the most up to date technology with the best workmanship, offering its clients footwear that is comfortable, reliable, and long lasting. King Welt uses a double density sole construction known as "welt". This makes it's footwear lightweight and durable. When you add top grade leather, resistance to water and oil, a breathable lining, and anti-fatigue soles, you get the most comfortable footwear on the market today.