This 5mm Foam Board from Cathedral is a high quality, non-toxic board perfect for artists, art and design students, crafts activities or model makers. Ideal for purchasing in bulk the pack contains 10 A1 Sheets is rigid yet easy to cut and shape using a craft knife. The foam core is sandwiched between smooth coated paper on both sides making the surface great for drawing, gluing and pinning. The foamboards are also archive friendly, recyclable and non-toxic so will resist yellowing over time. - Surface texture: Smooth - Acid free: Yes - Warp-Resistant: Yes - Non-Toxic: Yes - Recyclable: Yes - Sheet size: A1 - Brand: Cathedral - Surface pattern: Plain - Thickness: 5mm - Colour: White - Rigidity: Rigid - Used for: Mounting prints, as a backing material, modelling, framing - Number of pieces: 10