And I bet you thought fish just peed in the ocean. Just because you pee in the swimming pool doesn’t mean they’re gonna stoop to your level. Anyway, letâ s please spare a minute to think about the daily struggle whales and sharks must go through. Details: 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 materialsBlank inside for your own message.100% recycled brown kraft envelope supplied.Made in the UK.