A4 A3 A2 BACKING BOARD MOUNT CRAFT CARD PAPER SHEETS 2mm GREYBOARD 1mm CARDBOARD
EXTRA THICK, STIFF, HIGH QUALITY TWO SIDED BLEACHED UNCOATED PRIMARY FIBRE BOARD / CARD (BEERMAT - COASTER MATERIAL). A2 420mm x 594mm (16.5" x 23.4"). A3 297mm x 420mm (11.7" x 16.5"). A4 210mm x 297mm (8.3" x 11.7").