Prayer Box Charms Holy Trinity has inside a set of 3 charms that consist of a dove, a cross, and praying hands. All three of the charms will fit inside this prayer box. Each prayer box comes with a card that reads: The Father, Son and Holy Spirit watch over us each day, guiding us through faith with all we do and say. This tiny little prayer box holds a symbol for each one, a reminder to give thanks to God. The charms are 5/8ths of an inch tall approximately and the prayer box is 13/16ths tall. They are made of zinc.