A3(11.7"x16.5"/297mmx420) A2(16.5"x23.3"/420mmx594) A1(23.3"x33.1"/594mmx841) A0(33.1"x46.8"/841mmx1189) IKEA 50X70(19.75"x27.50", 500mmx700mm) IKEA 61X91(24.00"x35.75", 610mmx910mm) +PLUS 5mm Margin Canon 12color imagePROGRAF PRO-540 250gsm Matt Paper for Giclee Hard Paper Tube