How to include tha package size and name information on my packing slip template

When I buy in batch using shopify rate I always missing the information on my packing slip, the box name ( saved name for saved packages)

how do I include it in my packslip?

I have several packages that I created to use, each order has it own package, bu I can find a way to include in my pack slip the package Identification for each order that I buy shipping from shopify.

anybody know how to do it?

thank you.