Craft Sportswear Men's Focus Running Training Short Race Shorts: dryfit/cool/lightweight/protection/sun/athletic/athleisure/quick/wicking/fitness/workout/performance/exercise/trail 95% Polyester, 5% Elastane Imported Ventilation panels at sweat zones Ergonomic fit for optimal freedom of movement Lightweight, soft woven fabric with mechanical stretch Thin and soft inner briefs for optimal ventialtion Reflective details for enhanced visibility