Related Clues:

• Part of a Batman outfit
• Breaking a bad one is good
• Wont
• Part of Batman's costume
• Behavioral pattern
• Monastic garb
• Monk's garment
• It can be kicked
• It may be hard to break
• Sister's outfit
• Monk's robe
• Brother hood?
• Monk's attire
• Established practice
• It's tough to break one