I'm unable to determine the size or material as there are no tags. It's likely a size M, worn a few times, and is clean with no pilling. [Design] The design features black stripes on a white background, giving a simple yet stylish impression. [Material] Made of soft knit material, providing a comfortable feel. It's an item that can be worn regardless of the season. [Size] The length at the center back is approximately 58cm, and it has a relaxed silhouette. - Color: White and black stripes - Size: Approximately 58cm (center back length) - Material: Knit - Sleeve Length: Short sleeve Thank you for viewing.