The Saucony Zealot offers runners PWRGRID+ and ISOFIT technologies in a lighter weight, lower-profile package. ISOFIT upper with seam-free toebox for a dynamic fit and adapts to the shape and motion of your foot. Reflective synthetic at the collar for visibility. 4mm PWRGRID+ platform for cushioning without compromising flexibility. Extended SRC Impact Zone for better transition. 4mm offset. Deep forefoot grooves for a flexible feel and iBR+ for soft, yet responsive ride. XT-900 carbon rubber outsole for traction and high-wear properties. 8.3 oz.