Piglin Could Wear Two Chestplate at the Same Time

How to repeat it

Make a diamond chest plate with the curse of binding enchant and a golden chest plate.

Give a piglin the diamond chest plate.

Give the piglin the golden chest plate.

You will see the piglin has a wear action but still wear the diamond chest plate(seem like).

Then kill the piglin, then you will see the piglin drop two chest plates.