When looking into what goes into crayons, I was amazed at what I found, even those classed as non-toxic contained things such as paraffin wax!
Green Crayon makes a natural alternative and the ingredients are simple - soy wax, carnauba wax, cocoa butter, and natural occurring earth pigments.
 
This set includes
5 x Mini Christmas crayons  (mix of styles)
1 x Mini gingerbread man Crayon 
1 x Gingerbread gift box (perfect for hanging on the tree)