<https://www.fluid3dworkshop.co.uk/17093>
<http://schema.org/disambiguatingDescription>
"Precision cut high quality 18mm clear pentagonal acrylic bases for mounting your miniatures without obscuring the terrain they are standing on."
<https://www.fluid3dworkshop.co.uk/pentagonal-clear-acrylic-bases-18mm-x12_2243_17093>