Reply To: What base for my pink eps hill

[damon 7525xp 0]

No, that’s foam core. This is different, it’s like sheet styrene but made from PVC, very useful stuff. Not too expensive, maybe worth ordering a sheet or two to experiment with.

https://www.ebay.co.uk/itm/WHITE-MATT-PVC-FOAMEX-FOAM-SHEETS-SIGN-DISPLAY-MOUNTING-FOAMBOARD-SIGNAGE-BOARD-/222208369788

Just an example, eBay has plenty of options