There are a few more statements in the 'how to wear a kilt' page that some here might disagree with.

https://buyakilt.com/info/how-to-wear-a-kilt

Such as "Formal (ghillie?) brogues should be worn with formal outfits", "Belt and buckle: Worn through the kilt loops at the rear", belt shown worn with waistcoat, "Hose... worn to the bottom of the knee".

Sorry Rachel, I don't mean to pull your website apart, but one can see why the 'kilt hire look' gets perpetuated.