* Tec-lock high strength nylon and polyester fabrics provide long lasting durability. * Strategically placed stretch panels create freedom of movement without any restrictions. * Spandex and mesh rear seat yoke and liner stretch panel work in unison to optimize fit when sitting and standing. * Genuine cowhide inner knee leather resists burning and insulates knees from hot exhaust pipes. * Pre-shaped knees fit best in attack position and offer room for knee braces.