Changeable Sign Letters

Different types of sign letters including flex, rigid, letters for some sidewalk signs and special signs. Most sign letters, unless otherwise stated, are on a clear back.

Not sure what type sign letter you have or need? Our FAQ (Frequently Asked Questions) page will help in determining type of letter and thickness of the plastic.

Flex Letters
Approximately the thickness of a credit card, for signs that have flex letter track, without doors.
Rigid Letters
Used on signs with rigid letter track, they are two to three times the thickness of a credit card.


Frequently Asked QuestionsHelp determining letter type and thickness
Picture of flex letter and trackPicture of rigid letter and trackHelpful Links and Information

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