Black T-shirt made of breathable polyester material. Set of 2. Material composition: 100% polyester Care instructions: Machine wash Closure type: Pull-on neck style Size: 4L - Width 64cm, Sleeve length 26cm, Shoulder width 56cm, Length 80cm This was a gift, but I'm selling it because I won't be using it. I think it can be used for a wide range of activities, such as running or the gym. Although it is new and unused, please refrain from purchasing if you are sensitive to details. Thank you.