Related Clues:

• Breastplate, e.g.
• Jouster's covering
• Combat covering
• Jouster's wear
• Hard-to-break plates
• Tilting outfit
• Heavy suit
• Knight's attire
• Mail for a knight
• Protection for King Arthur
• Medieval suit
• Medieval Tymes attire
• Heavy coat
• Mail, for example
• It's hard to penetrate