£2.20 'E rate' Europe and Worldwide up to 100 gram letter stamps.
Royal Mail tell us that these stamps will remain valid for postal use after 31st July 2023. You may also receive some Post & Go stamps which are also remain valid after the July date.
These stamps can be used for any European or Worldwide destination so long as your package does not weigh more than 100 grams and is not more than 5 mm thick.
They can also be used on UK internal mail at their current face value.
Most of these stamps come with lick and stick gum with a few Christmas stamps having self-adhesive gum.
There are only 26 different designs which exist.
The 'E' rate commemorative special stamps were first introduced for sale in June 2001 and Royal Mail stopped their production in May 2004. These stamps will get much scarcer to find through time as existing stocks get used up.