Caillou Fog

A natural phenomenon where a thick fog covers the area, it is most prevalent around the peripheral vision which is completely blurred in the fog.

I crashed into the tree because I could not see anything through the Caillou Fog.
A thick Caillou Fog covered the land making it almost impossible to find anything that has been lost in it.
I couldn't find my ball after I lost it in the Caillou Fog.