Designed for boys aged 5-12 years old, this long-sleeved shirt is made of natural cotton fabric that is soft, skin-friendly, breathable and sweat-absorbent to protect children's delicate skin. Classic simple cut with small lapel and single breasted design, to meet the daily wear needs of the campus, the chest embellished with delicate sailing embroidery, nautical elements inject vitality and handsome sense, 120-160 sizes accurately fit the growth stage body. The fabric is treated by anti-wrinkle washing process, the touch is delicate and not easy to deform and pilling, and the wear and wash resistance still maintains a crisp texture; Cuff rounded edges and reinforced button details enhance security. A solid fabric with sailboat embroidery makes it easy to pull off class, outdoor events or festive occasions, on its own or with jeans, a knitted vest, and a sunny preppy look. Environmentally friendly printing and dyeing process is safe and non-stimulating, taking into account comfort and practicality, helping children run freely, explore and learn, showing confidence and charm.