The Under Armour Women's HeatGear Armour Long Sleeve is a high-performance base layer top that is ideal for pilates. It is made with Under Armour's HeatGear fabric, which is ultra-soft and smooth against the skin. The material wicks away sweat and dries quickly to keep you cool and comfortable. The top also features a compression fit that provides a supportive feel and helps reduce muscle fatigue. With its long sleeves and stylish design, this top is perfect for your pilates sessions.