Blue polygonal
They are found in Pelion and quarried from there.
Their thickness can be in various dimensions from 1.5 to 25 and from 2.5 to 4 cm., depending on the location to be fitted.
The blue plaque is particularly hard as a rock and resilient in all weather conditions.
Can be used in both interior and exterior locations, like courtyards, sidewalks, squares, terraces etc
