Thanks for all the comments. The plastic pocket protectors popular in the last century made your chest perspire on hot days and the plastic eventually split with use. They often had a large external flap bearing an advertisement and looked a bit tacky.
Ultimate Pocket Protector (Image removed from quote.)
Great pocket! I love home-made gear!I googled pocket protector (for my brother is an IT nerd and geek) but shipping prices are insane. Still funny
The blue tool in the photo is a Commando Precision Screwdriver set, as shown here. It is made in USA and I bought it at Radio Shack when the Shack was closing them out.You can view some variants at Amazon.com.
I thought of that too, but 100$ minimum for European orders...