Undershirts made with flat seams in exclusive fabric, an innovative polypropylene microfiber that guarantees high performance levels.Undershirt long sleeves One size fits all.Also available with long sleeves.Dry skin and comfort in all climate condictions.Superlight fabric (from the lightest fiber in nature).Stain resistant, completely aseptic, anallergic.100% recyclable.Easy to wash and dry.Do not iron. Compare prices from: Ufo in Men's Underwear