Pleasant, smooth, than 100-foot knit fabric.Water-resistant weaved overlay on the chest for better durability.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.Thumb holes on the sleeves for better holding the sleeves in place.Practical front 1/2 zipper for easier dressing/undressing.Raglan sleeves.Reflective details for running in low light conditions. Material: elastane, polyester