This High quality foamboard from Seawhite is great for modelling, mounting, graphic presentation and as a surface on which to paint. This lightweight, CFC-free board is easily cut, scored and glued for a variety of effective three-dimensional work. Seawhite foamboard is a versatile surface that is specifically designed to be easy to shape and glue. - Surface texture: Smooth - Acid free: Yes - Product dimensions: 29.7 x 42 x 0.3cm (A3) - Page size: A3 - Brand: Seawhite - Surface pattern: Plain - Thickness: 5mm - Colour: White - Rigidity: Rigid - Main material: Polystyrene - Used for: Mounting prints, as a backing material, modelling, framing - Number of pieces: 15