https://coquetryclothing.com/collections/build-your-own/products/build-your-own-thigh-high-leg-warmers
These are great, lot's of shiny stretchy fabric options. They are US based, very quick, and custom. I spoke with their customer service to make sure sizing was going to be right, and added some length to mine so that they were very high on the thigh.
Would definitely recommend