Nope. It's metal. Metal isn't a good insulator. It gets cold or hot too easily. A winter coat easily maintains a warm state most often.
Knights started wearing plate armor for better protection against arrows and weapons in battle. This armor increased their defense but also reduced their mobility. Additionally, plate armor allowed knights to display their status and wealth.
Knights' mail was made out of iron rings. When the knights progreesed to plate armor, it was made of still plates sewn together. The Steel got better in quality over the ages, especially when firearms came to Europe.
Armor is such a natural idea that it's impossible to pinpoint one single source. The quality of the armor was a gradual development as blacksmiths evolved into specialists - armorers who then got better and better at what they've been doing.
armor
Knights in Armor - 1976 VG was released on: USA: 1976
Metal armor (plate armor) was not invented in medieval age, it was already used by ancient greeks and romans. Metal armor allowed knights to be stronger.
His Mom
iron
A suit of armor
The wear shining armor.
Calo Nordes armor for sure, upgraded. But you are better off with robes since you are a jedi, having the armor on will restrict some of the best Jedi powers.
a knights armer was very heavy and probably uncomfertable. A knights armor consisted of chainmail or platemail and platelegs. a knight also wore a helmet a shield and sword