Heel: 10.5 cm, Opening: 21.5 cm, Sole width: 8.2 cm Size 23 cm felt a little tight! Purchased from GRL and worn once for 2-3 hours. I'm selling them because I don't have a chance to wear them anymore! There are scratches on the platform sole ( ; ; ) Stylish black platform heel ankle boots made of synthetic leather, with a zipper. - Color: Black - Material: Synthetic leather - Heel height: Platform heel - Design: Ankle boots with zipper - Condition: Some scratches Thank you for looking.