Basildon Bond DL Airmail Envelopes - Pack of 20 - Size 110mm x 220mm (4.3 x 8.7) These good quality "Airmail Envelopes" by Basildon Bond are made in the UK and come in a pack of 20 These envelopes have a finished size of DL - 110mm x 220mm (4.3' x 8.7'). White envelopes printed with the airmail mark and envelope also printed with the airmail border ready to write your address These envelopes are gummed and matches the white airmail writing paper Good quality envelopes and as you would expect from Basildon Bond.