Board Thread:General Discussion/@comment-81.159.109.100-20130221165000/@comment-24.21.89.160-20130620022958

If you put anything in a chest that you don't own, it can dissapear after a while. The only way to get them back is if you are playing on the PC you can use console commands to cheat yourself the masks back, but if you are playing on another system, then they are gone for good.