A2 A3 A4 A5 A6 White Card Stock Paper Blanks Cardboard Sheets Recycled Plain GSM
A5 148mm x 210mm (5.8" x 8.3"). Especially with 250gsm and 300 gsm, which are quite a stiff cards. A2 420mm x 594mm (16.5" x 23.4"). A3 297mm x 420mm (11.7" x 16.5"). A6 105mm x 148mm (4.1" x 5.8"). A4 210mm x 297mm (8.3" x 11.7").