This cotton long sleeve t shirt is made of 94.7% Cotton and 5.3% Spandex, with lace trim made of 84.8% Polyester and 15.2% Nylon. It features a round neck, contrast lace trim, and a loose fit design. The thickness is standard and the fit is straight. It is suitable for spring and can be dressed up or down for various occasions. Gentle machine wash is recommended, and it is best to separate dark and light colors. Avoid prolonged exposure to direct sunlight. Ironing can achieve optimal wearing effect.