First try 40mm lava base out of XPS foam and hot glue. : r/minipainting
China Manufacturer Building Material Professional Use Adhesive PU Gun Foam for XPS, EPS, Concrete, Metal - China PU Foam, PU Foam Sealant | Made-in-China.com
Loctite PL 300 Foamboard 10 oz. Latex Construction Adhesive Blue Cartridge (each) 1421941 - The Home Depot
Hot Wire Foam Factory Foam Fusion Nontoxic #028B-8 | eBay
Can You Use Wood Glue for Foam?
Glue Tests - Foam Bones Van Build System Vol. 2 - YouTube
How to place XPS boards: from cutting to finishing
Vega Bond V9 Foam Adhesive - Superior Bonding Solution for Interior and Exterior Architectural Foam: Shapes, Trims, Decorative Tiles, Moldings, EPS & XPS Foam Boards - 12Pack Adhesive, Gray: Amazon.com: Industrial &