Check out this cool Medieval Knight Hoodie. With the convenience of a full-zip hoodie, it makes its wearer look like he or she is decked out in plate armor. The spaulders and visor are removable with snaps. The "plates" are reinforced with interfacing.
The ThinkGeek Chain Mail Necktie is honest-to-goodness real metal chain mail hand-forged by dwarves in forbidden mines near the center of the Earth and delivered to the ThinkGeek warehouse by shrieking black apparitions in the dead of night.