①.Size Chart(cm) S: Shoulder 35cm Bust 77cm Length 50cm Sleeve 47cm, M: Shoulder 36cm Bust 79cm Length 53cm Sleeve 49cm, L: Shoulder 37cm Bust 82cm Length 56cm Sleeve 51cm, XL: Shoulder 38cm Bust 85cm Length 59cm Sleeve 53cm, 2XL: Shoulder 39cm Bust 88cm Length 61cm Sleeve 55cm, 3XL: Shoulder 40cm Bust 91cm Length 64cm Sleeve 57cm ②.How to choose the right size: The data in the size table is the size data of the jacket. The size of the pants is matched with the jacket, so please refer to the data in the size chart to select the appropriate size. It is recommended that boys with a height of 160cm choose 3XL. Boys with a height of 110cm choose S size. Boys with a height of 120cm choose size M. ③.High-quality materials and classic design: The materials are carefully selected and are comfortable, breathable and not tight. You also dont have to worry about clothes fading badly. In addition, the product has only two classic colors, black and white, so it is suitable for various occasions, such as family gatherings and graduation ceremonies.