Okay so I'm not going to go into too much detail. But this is actually true. Gonna have to stop here, mind blown.
 
Details:
Designed by Technically Ron.
Size: A6 (105 x 148mm / 4.1 x 5.8 inches).
Printed on FSC Board - this means that the paper is produced from sustainable forests and/or recycled materials.
Blank inside for your own message.
100% recycled brown Kraft envelope supplied.
Made in the UK.