Justin Tan Pontegio with Green Top NFR 13" Top Cowboy Boot. This boot features a 13" top, calf leather construction, original NFR design, double stitch welt, square toe, and a walking heel. Justin Boots began in America and remains in America. Justin holds a proud heritage built on authenticity and excellence. Justin's commitment to country and quality means they provide a wide selection of styles still handcrafted right here in the USA. With three U.S. factories, Justin Boots is the largest domestic manufacturer of footwear in the country.