This image has a slight border on the two long sides,but does not spoil it at all.
A5 size (148 x 210 mm)
A4 size (210 x 297 mm)
A3 size (297 x 420 mm)
Sent out using Royal Mail..2nd class...A5 and A4 will be sent out in a hard backed envelope...A3..A2 and A1 in a protected postal tube.