Under Armour Apparel Size Chart The goal was to create the ultimate distraction-free running gear. The UA Speedpocket Swyft Short does it all: dries incredibly fast, won't cling, stretches more, and feels like you're wearing nothing. An internal mesh brief adds support, and an expandable waistband pocket securely holds your smartphone. Features: - Fitted: Next-to-skin without the squeeze. - Expandable, low-profile waistband pocket to keep your phone secure & safe - UA Microthread technology in the fabric dries faster, won't cling to you, won't chafe & stretches without absorbing sweat - Internal mesh brief helps moisture escape & adds breathability - Mesh side panels for added ventilation - Material wicks sweat & dries really fast - Anti-odor technology prevents the growth of odor-causing microbes - Reflective logos for greater visibility on low-light runs - Encased elastic waistband with internal drawcord - Inseam: 5" - 88% Polyester/12% Elastane - Only available to ship within the USA