Oxygen Workout Music Volume 4 - 2 CD Set
Muscle Mixes Music, Inc., headquartered in Orlando, FL, ignited the pre-mixed fitness music compilation revolution in 1988 and has become one of the most recognized music brands for group fitness classes and personal work-outs world-wide.  Muscle Mixes Music is committed to bringing the best fitness music experience to educators, students, creative professionals and consumers around the world through its innovative music albums and hand-held customer service.