The Beast® and its sister shoe Ariel® are running’s leading Control shoes because they deliver the perfect mix of stability and comfort, pampering runners with low or flat arches and excessive pronation. This triumph of technology has been taken to new heights in this update. Now empowered with brand-new, patent pending full-length Brooks DNA, the Beast provides heel-to-toe protection for your foot while dynamically serving up an individually customized ride with optimal cushioning. Weight 12.3 oz.