Related Clues:

• "Washboard" muscles
• Abdominal muscles
• Preserves, perhaps
• Focus of an 'eight-minute' workout tape
• ''Six-pack'' muscles
• Soup containers
• Soup buys
• Packs, like sardines
• Rock-hard parts, maybe
• They're hard when ripped
• Pop culture collectibles
• Gymgoer's pride
• Soup holders
• Mr. Universe shows them off
• Workout focus group?