Don't forget to get the Interchangeable Sign that this insert goes in! 
 
Buy at this link
https://www.thecopperpalette.com/product-page/welcome-interchangeable
 
This is an ADD-ON interchangeable piece only, not the entire sign.
 
This will come in sizes for the 11in and 15in signs. 
11" Insert- Made with 1/8" MDF
15" Insert- Made with 1/8" Baltic Birch