This NWT RLX Ralph Lauren long sleeve shirt is perfect for any athletic activity. The shirt is made of a blend of polyester, nylon, and spandex, making it lightweight, stretchy, and breathable. It also features moisture-wicking technology, making it perfect for summer, fall, and spring seasons. The collarless design and pullover closure add to its casual style, while the athletic fit ensures comfort during any performance or activity, whether it be gym and training, tennis, walking, beach, cycling, golf, cross training, crossfit, hiking, running, or jogging. The shirt is machine washable and comes in a solid white color, making it a versatile addition to any activewear collection.