The Under Armour Men's HeatGear Compression Sleeveless T-Shirt in XS is a high-quality base layer top designed for men engaged in fitness activities. Made by the reputable brand Under Armour, this tank top in blue color offers compression features to provide support and comfort during workouts. With its sleeveless design, this top is perfect for running, yoga, or any other fitness routine where a base layer compression shirt is needed to enhance performance and reduce muscle fatigue.