5 Pieces of Matt White A4 sized PVC foamex foam sheet / sign board 3mm thick | eBay
30"x40" – 5mm Black Foamboard (10 Sheets) - foam-board.co.uk
White Foam Board 3mm – graphicsdirect.co.uk
Foamboard - White 5MM (Pack of 5) - Atlantis Art Materials
GAOLE White PVC foam board Handmade Model making material plastic flat board For DIY Building model materials 300x200mm ( Specification : Black 5mm ) : Amazon.co.uk: Toys & Games