Femme sportive faisant pilates tonifiant exercice avec la balle. Photo de haute qualité - Photo & image de stock

Young girl on the fitness ball

Working on her core. Profile shot of a young woman sitting on an exercise ball and stretching her arms above her head

Athletic person doing physical effort on fitness toning ball, training body muscles. Fit woman using sport equipment to do gymnastics exercise and endurance activity over background.

Fit person doing plank exercise on toning ball in studio, to train abs and body muscles. Athlete in shape doing workout activity with fitness equipment, exercising over blue background.

Sport and healthy lifestyle concept. Young smiling sportive woman working out on the fitness ball training her back

Caucasian woman pilates trainer does streching bridge fitball posture, dressed in black sportswear, with cyan ball, on parquet floor and behind white curtains, in fitness center.