Sizes
We're based in the UK but have partners in different regions so sizes vary slightly:
World:
Small: A4 (21 x 29.7 cm or 210 x 297 mm)
Medium: A3 (29.7 x 42 cm or 297 x 420 mm)
Large: A1 (59.4 x 84.1 cm or 594 x 841 mm)
USA and Canada:
Small: 9 x 11 inches (22.86 x 27.94cm or 228.6mm x 279.4mm)
Medium: 12 x 18 inches (30.48 x 45.72 cm or 304.8mm x 457.2mm)
Large: 24 x 36 inches (60.96cm x 91.44cm or 609.6 x 914.4 mm)
