Protecting your art should be number one priority. The last thing you want to happen is for your prints to get wet, smudged, or damaged when you mail them. Here is everything that I use to help protect against this.
Sections
2
Packaging
Storage
Packaging
The most cost-effective chipboard I have found, just make sure your paper is touching the white side!
5" x 7" ClearBags® Single Sided White Backing Board 25 pack BACS5
Chipboard for larger (8x10) prints!
8" x 10" ClearBags® Single Sided White Backing Board 25 pack BACS8
The smallest chipboard I use :)
4" x 6" ClearBags® Single Sided White Backing Board 25 pack BACS4
Love these bags! I do a lot of outdoor markets, and these protect my prints perfectly
Crystal Clear Bags® with Flap 5 7/16" x 7 1/4" 100 pack B75