GU's checked tight long skirt, comfortable to wear with its polyester material. - Brand: GU - Material: 64% polyester, 35% rayon, 1% polyurethane - Design: Checkered pattern - Type: Tight skirt - Length: Long Thank you for viewing. It's thin, so I think you can wear it in all seasons except mid-winter. It's knee-length on a person who is 156cm tall.