Possibly the two most epic birthday treats. A dragon and a cake! what more could you wish for on your birthday! Details: Designed by Owen Davey. 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.