This is a mock neck dress from Rosasen. The size is L. I wore it once. It's in good condition with no noticeable stains, but please understand that it is used. The following is a quote from the product description: ●Material: [Body] 100% polyester [Attached belt] 100% polyester [Inner pants] 100% polyester [Actual size] ●M size details: [Length] 83cm [Width] 58cm [Sleeve length] 47.5cm ●Made in China ●Mock neck shirt with a relaxed silhouette with dropped shoulders. ●The material uses a high-performance material that combines water absorption and quick drying, and UV protection. ●The long tunic is a 2-way type with the attached belt. ●Stretch, water absorption and quick drying, UV care ●Comes with a belt and inner pants Color: White Type: Dress Size: L