The Duchess of Cambridge (Kate Middleton) wore these Zara culottes to visit Evelina London’s Sunshine House in September 2019.
About the culottes:
The high-waisted wide-legged culottes feature a hidden side-zip in the seam. Zara describe the trousers as “flowing”.
Buying Kate’s culottes:
At the time of writing (19th of September 2020), you can still buy the culottes on Zara’s website. They’ve renamed them “high waist trousers”. They retail for £29.99 GBP.