In hot conditions during the conquests, conquistadors sometimes switched from metal armor to local cotton armor because it was less exhausting and allowed greater mobility.

“They would always keep their helmets to protect their head, but many of them were ditching the metal armor in favor of the local stuff.”

“stuff because that was good enough as protection against local weapons they would not have done that carried it back to europe that would have made them too vulnerable but here you adapt to the circumstances you have more freedom of mobility it's less exhausting wearing cotton than it is to wear metal so they would make that adaptation they would even sometimes for very prized allies again as a way of integrating them into the spanish coalition is provide them like local chiefs and warlords with spanish weapons just to emphasize that they”