Related Clues:
- Infomercial muscles
- "Six-pack" muscles
- Stretching muscles
- "Washboard" body parts
- Lifters' pride
- Subject of some infomercials
- Model's six-pack
- Tchr.'s notation
- Iron pumper's muscles
- Neighbors of 9-Down
- Muscles worked by crunches
- Focus of some gym reps
- Sculpted body parts
- Six-pack set
- What sit-ups strengthen