So you have bought your plane ticket, you have a few days left until you leave and you are finetuning your backpack. And the the doubt comes in “Have I forgotten anything?”.
Have a look at what other pilgrims suggests as a pack list in our Camino Wiki.
There inevitably will be a clash of opinions about what to take on the pilgrimage. Remember — you will be carrying these things on your back for 30+ days. Think carefully about every item that you carry. Many supplies can be purchased en route if needed; particularly, the pharmacies along the camino specialize in foot care products and advice.