UA Storm technology repels water without sacrificing breathability Expandable center-front waistband UA Speedpocket is water-resistant & keeps your phone secure, with no bouncing Lightweight stretch-woven fabric is tough but breathable 4-way stretch construction moves better in every direction Material wicks sweat & dries really fast Anti-odor technology prevents the growth of odor-causing microbes Soft, knit waistband with interior drawcord ensures a secure, comfortable fit Secure, zip hand pockets Tapered leg fit with 11" zips for easy on & off Reflective details for low-light runs Front Speedpocket fits most phones comfortably, up to 6" x 3 Inseam: 28"