❤ High-quality fabric: 95% Acrylic, 5% cotton. Lightweight and breathable cotton blend fabric provides a soft and comfortable wearing experience. ❤ Fashion design: Men's high-quality high-neck long-sleeved T-shirt, also a warm sweater. Slim fit, solid color, basic design, classic casual, hedging opening and closing, stylish and comfortable. ❤ Occasion: Various colors, lightweight and modern basic pullover sweaters, suitable for cold weather, basic tops suitable for casual daily wear. ❤ Clothing care: The maximum washing water temperature is 40°C, normal washing, no drying, no bleaching. Hand wash or machine wash, hang to dry. ❤ Size recommendation: Please refer to the size chart in the product description before placing an order to ensure that the size is correct, not the Amazon size chart,please choose a larger size than you usually wear.