ColdGear double-layer fabric with extra warm brushed inside and smooth, quick-drying outer layer.At the front of the waist is an expandable, waterproof pocket for a firm and secure phone storage.The 4-Way Stretch design enables material elasticity in all directions.The material perfectly diverts sweat and it withers very quickly.Anti-odor technology eliminates the growth of odor-causing bacteria.Side pocket.Reflective details for running in low light conditions.Length of legs from crotch: 70 cm. Material: elastane, polyester