Card 'bicycle with autumn flowers' Printed on 270 gsm Environment Birch paper: off-white paper with a small fiber in it. Environment Birch is FSC certified and produced without the use of optical brighteners like chlorine and consists of at least 30% post-consumer recycled fibers. With subtly rounded corners. The card size is A6 (105x148mm). On the back, as always, are some details from the illustration plus The Lemonbird logo, otherwise the back is blank.