Weightlees daedric armor
Summon a piece of bound armor like bound boots then get attacked so the armor gets damaged kill what's attacking you and use a repair hammer on the bound armor you will now be able to unequip it and drop it. Drop the bound armor and wait for the timer 2 run out and you will hear the noise of the armor being unequiped but if you droped it then you can pick it back up and it will never disappear but it will be called bound armor not daedric.