The Sweatshield Black Men's Undershirt in size M is a stylish and functional piece of clothing designed for the active man. Made of polyester jersey fabric, this basic tee shirt style undershirt is perfect for sports and other physical activities. The black color adds a versatile touch, while the regular fit ensures a comfortable and snug feel. With the brand's reputation for quality and performance, this undershirt is a practical choice for men who value both style and functionality in their clothing.