Group of four people biking in the gym, exercising their legs doing cardio training

• active, activity, adult, athletic, attractive, beautiful, bicycle, bike, biking, body, cardio, caucasian, club, colorful, competition, cycle, cycling, endurance, equipment, exercise, fitness, four, fun, group, gym, health, indoor, machine, man, people, power, powerful, shape, slim, sport, sportive, stationary, training, women, workout, young
• ID: 177261692
• Published: 17Feb2014
• Model: 12758104
• 5362 x 3574 pixels