I purchased this at a used clothing store, so I don't have any specific details. There's a button inside that I don't know the purpose of. It has a unique and cute design. I'm 168cm tall and it fit me as high-waisted pants. It's warm because it's wool. the north face Casual navy pants made of wool blend, featuring a high-waisted design and buttoned pockets. - Color: Navy - Design: Front pockets with buttons - Material: Wool blend fabric - Style: Casual pants - Features: High-waisted design Thank you for looking.