Time For Change produces some other resources that may interest you:
Poems of life and faith from prison
A collection of poems from people in prison who want to help other prisoners to understand the faith they have found in Jesus, and to see that they are not alone in what they are going through.
Available for 22p each (+ p&p) in b&w from firstname.lastname@example.org . Only available for delivery to an HMP Chaplaincy address.
Christmas cards, with artwork by prisoners.
10 cards for £5 +p&p.
Available from email@example.com