The Government webpage has a printable exemption card as well as all information about face coverings:
https://www.gov.uk/government/publications/face-coverings-when-to-wear-one-and-how-to-make-your-own
The Government webpage has a printable exemption card as well as all information about face coverings:
https://www.gov.uk/government/publications/face-coverings-when-to-wear-one-and-how-to-make-your-own