These are sweatpants purchased from Uniqlo. The lining is boa fleece, so they have excellent heat retention! I have never worn them and have stored them in a dark place. They are in beautiful condition! - Brand: UNIQLO - Model Name: HEATTECH Boa Sweatpants - Size: S - Color: White ◆ Important Notes To ship them compactly, please understand that there may be some creases. Thank you for your consideration.