Meet the ultimate all-weather road runner that's engineered with GORE-TEXÂ® technology: The 880v9 GTX. Made with a fitted waterproof GORE-TEXÂ® Invisible Fit upper, this shoe delivers a close-to-foot fit with less bulk than the traditional GORETEXÂ® waterproof membrane. It's responsive with a TruFuse dual-foam midsole system that provides a dynamic fusion of cushioning and durability that's engineered to rack up serious mileage. Built for your wettest runs, this long-distance menâ€™s runner features a color block design with gradient detailing that adds style to every step. 10 mm drop: due to variances created during the development and manufacturing processes, all references to 10 mm drop are approximate Engineered mesh Gore-TexÂ® fabric offers waterproof protection and durability No-sew material application Synthetic upper Blown rubber forefoot.