Sabelt Challenge TB-2 Racing ShoesSabelt's Challenge TB 2 Racing Shoes are designed for all drivers, from the enthusiast to the most seasoned professionals. With a soft, padded ankle support, and breathable honeycomb knitted internal Nomex material, the Challenge TB 2 offers all day comfort and support. A thin rubber sole provides sure footed traction, and a super soft suede leather reinforced exterior stands up to abuse.