https://meridianpresets.com/product/meg-loeks-creative-fog-presets/

The LLFx - Meg Loeks Fog Set set is using unique technology to convert real optically captured fog & smoke into Lightroom & Photoshop - bridging the gap between photo software and the real world. Give your images that extra pop to create something unique. Select from various fog presets that are optimised to give your images more depth & layers. This set contains a total of 20 brush presets that were captured by Meg Loeks.