Features: [All-day Comfort and Warmth]Using thermal fiber to long-lasting maintenance of body temperature in cold weather. It solves the problem of clothing discomfort caused by the large temperature difference between indoor and outdoor in winter, and is suitable for various scenarios such as commuting, outdoor activities and home leisure. [Elastic Fit Design]Highly provides excellent stretch and fits different body types without being tight. It effectively solves the restrictive feeling of traditional shirts and is suitable for business people and sports enthusiasts who need to maintain flexibility for a long time. [Breathable neck structure] The unique neck design combined with breathable fabric improves air circulation and reduces the feeling of stuffiness. Perfect for wearing in during long meetings to maintain professional look. [Lightweight Seamless Cutting] Fine seamless cutting technology reduces friction and indentation, improving the wearing experience. Suitable for people who have requirements for clothing comfort, such as people with sensitive skin who pay attention. [Easy to wash and quick-drying fabric] Shorten the drying time and facilitate daily care. Solving the washing problems in busy life, it is suitable for business travelers who travel frequently and modern families who efficient life. Specifications: Soft and comfortable, with good breathability, good elasticity and warmth retention properties. It adopts fine sewing technology to that every seam is smooth and firm, enhancing durability. The body-fitting design fits the body curves and provides a comfortable wearing experience. The round neck design is simple and elegant, suitable for various occasions. Package Includes: Men's long-sleeved round neck thermal shirt stretch top × 1 piece note: Machine washable