Original sentence: Citizens who are born in Ireland or the UK are allowed to travel within the Common Travel Area without identification.There is a voluntary Aoischárta Náisiúnta / National Age Card available to citizens over 18, showing name, date of birth, gender, photograph and other relevant security features
Edited sentence: Citizens who are born in Ireland or the UK are allowed to travel within the Common Travel Area without producing a passport, but should be able to provide photographic identification on demand.It incorporates numerous security features.There is a voluntary Aoischárta Náisiúnta / National Age Card available to residents over 18, showing name, date of birth, sex, photograph, and unique card number