Random Magic Armor (any level)

On command, this enchantment allows the wearer of the armor to become ethereal (see the ethereal jaunt spell) once per day. The character can remain ethereal for as long as desired, but once he returns to normal, he cannot become ethereal again that day.
Aura: Strong transmutation
Caster Level: 13th
Requirements: Craft Magic Arms and Armor, Ethereal Jaunt
Price: +49,000 gp