I've only worn it twice, so I think it's relatively clean. It's a fleece-lined material, like a blanket. It's not as thick as regular spats or leggings, but it does have some stretch. ● Size 120cm (measured flat) Waist: Approximately 25cm Length: Approximately 66cm Height: Approximately 115-125cm Waist: Approximately 49-55cm You don't need to comment to confirm your purchase, but please ask any questions you have before buying. Also, please read my profile before purchasing (⁠◡⁠ ⁠ω⁠ ⁠◡⁠) I also have many other children's clothes (for both boys and girls) for sale! Please take a look at those as well (⁠◍⁠•⁠ᴗ⁠•⁠◍⁠) Keywords: children, kids, children's clothing, kindergarten, nursery school, elementary school, girl, bottoms, pants, denim-style pants, leggings, spats, black, autumn/winter, fleece-lined, brushed fleece, skinny style