They are made from 6 mm thick White Polymer. They are suitable for both indoor and outdoor use as they are fully waterproof.
We have too many fonts to list so if there is one you would prefer just add it in the comment box and we should be able to supply it.
NB Each number and letter are separate. For example, 21 comes as two separate pieces. If you require more than 10 individual numbers or letters then please contact us volume discount!