Dual Mount Board from Frisk is available in two sizes (A4 and A3), making it suitable for a variety of differently sized artwork, photos, prints and more. Frisk Boards are black on one side and white on the other, making it very versatile. The boards come in packs of 5, giving you plenty of board in each pack to prepare multiple pieces of work for presentation. This board is 1250 microns thick, ensuring it is rigid and durable without being too heavy – ideal for using with work intended to be placed in portfolios, as it is lightweight enough to be easily transported. Additionally, it is pH neutral, giving the board excellent longevity and making it non-yellowing to your work. - pH Neutral: Yes - Product dimensions: 42 x 29.7 (A3) - Page size: A3 - Brand: Frisk - Surface pattern: Plain - Thickness: 1250 microns - Colour: Black and White - Rigidity: Rigid - Main material: Wood pulp - Used for: Mounting artwork and photos for portfolios and presentations - Number of pieces: 5