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16 Pack A3 Foam Boards, weegoo White 5mm Thickness Foam Board Polystyrene Foam Core Board, Large Foam Boards for Craft, Presentation and School Projects (297 x 420mm) : Amazon.co.uk: Stationery & Office
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Westfoam 3mm A3 Foamboard - White (Boxed Pack of 15 Sheets) : Amazon.co.uk: Stationery & Office Supplies
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