The RLX Ralph Lauren Golf Preformance Long Sleeve Navy Training Shirt is a high-performance t-shirt designed for men. Made from a blend of polyester, nylon, and elastane, this shirt features a solid navy blue color with a crew neck and long sleeves. It is machine washable and offers features such as stretch, moisture-wicking, and breathability. The shirt is part of the Ralph Lauren RLX product line and is a versatile piece for any active wardrobe.