It’s all lols until you realise you are now the age you thought grown ups were… Just let that one sink in. Details: Designed by Back in the Day Size: A6 (105 x 148mm / 4.1 x 5.8 inches). - that fits as a standard sized letter in the UK mail. Produced from sustainable sources and/or recycled materials Blank inside for your own message. 100% recycled brown kraft envelope supplied. Made in the UK.