Stay warm and comfortable with the Huntworth Casper Heat Boost Heavyweight Base Layer Shirt. Designed for men, this shirt features advanced heat retention technology, making it perfect for cold weather activities. The dark gray color adds a classic touch, while the medium size ensures a snug fit. Crafted from soft, breathable fabric, it wicks moisture away, keeping you dry and cozy. Ideal for layering under your favorite outerwear, this shirt is a must-have for outdoor enthusiasts looking to brave the elements without sacrificing comfort. Embrace the chill with confidence!