Super-snug UA Compression fit delivers more muscle power while decreasing recovery time. Lightweight, 4-way stretch fabrication improves range of motion and dries faster. Signature Moisture Transport System wicks sweat to keep you cooler, drier, and more comfortable. Anti-odor technology prevents the growth of odor-causing microbes. Mesh panel at back and knees dump excess heat for unrivaled ventilation where you need it most. Smooth flatlock seams prevent chafing no matter how hard you work. Wide waistband delivers enhanced coverage for a smoother, more streamlined silhouette. Zippered back pocket in waistband to secure your stuff. 360Â° reflectivity provides extra safety for low-light runs. 20" inseam. Body: 7.0 oz Nylon/Elastane, Mesh: 4.7 oz Polyester/Elastane. Imported.