It seems to be a relaxed fit, and I think it's equivalent to a size L. Material Composition: 100% Cotton Care Instructions: Hand Wash Only Closure Type: Buckle Neck Style: V-Neck About this product 【Material & Comfort】A school cardigan made of 100% cotton material that feels good against the skin. The fabric is neither too thin nor too thick, making it comfortable to wear not only in winter but also in spring and autumn. 【Recommended Coordination】Because of its simple design, it looks more stylish when paired with a jacket or coat. It's a versatile piece that can be used not only as a uniform but also as everyday wear. 【Pilling Prevention & Durability】Pilling prevention processing is applied to the cuffs and waist area, making it long-lasting even in situations with a lot of movement. With careful sewing and a design that resists shape loss, you can use it with confidence even after repeated washing. 【Wide Range of Uses】The basic design is perfect for students' school commutes and uniforms. Furthermore, it is a versatile cardigan that can be widely used for commuting, office wear, and casual wear on holidays. 【Reliable Service】Sizes range from XS to XXL, and you can easily choose using the size chart in the image. We will respond within 24 hours after purchase and also offer an exchange service, so please rest assured.