For 2024 Pilgrims: €50,- donation = 1 year with no ads on the forum + 90% off any 2024 Guide. More here. (Discount code sent to you by Private Message after your donation)
TreadLabs: four different arch heights for the base, with a wide variety of replaceable cushions. https://treadlabs.com/
I have also used Powerstep on Camino. https://powerstep.com
Both of these offer a high arch option which is hard to find...
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