Just use the French mail. We found their services exceptional and cheap. Many post offices have packing boxes. We sent several packages of excess gear to SJPDP and paid no more than 12 or 13 euros a time.
We have just started blogging on the Le Puy route. We are new at this, but hopefully it will improve over time.
https://ritvaandpeterschemin.wordpress.com
I have learned the hard way to be a bit cautious with permethrin. After repeated exposure, I eventually developed an allergy to it. Very light contact with permethrin treated clothes, sheets, or equipment messes up my sodium channels and gives me an irregular heartbeat. It takes about a day...
This site is run by Ivar at in Santiago de Compostela.
This site participates in the Amazon Affiliate program, designed to provide a means for Ivar to earn fees by linking to Amazon