Slim meisje gekleed in zwarte sport kleding is je triceps oefening met dumbbell met hulp van de Bank in de sportschool doet . - Stockfoto’s en -afbeeldingen

Dark-haired athletic girl dressed in black sports top and tights with towel on her neck talks with fitness coach in the gym .

Side view of young trainer helping woman to exercise with dumbbell

Beautiful slim girl dressed in black sport clothes is doing exercises for the abdominals on a special exercise machine under the supervision of a coach in the gym .

Male personal trainer with timer and young sportswoman doing exercise with abs roller at gym

Attractive sports people are working out with dumbbells in gym

Side view of focused and motivated sporty young blonde girl in sportswear doing legs exercises while handsome muscular personal trainer monitoring her in the gym.

Slim dark-haired girl dressed in black sport clothes is lifting weights with her legs in the gym under the supervision of a coach .

Athletic girl in stylish bright sports clothes doing back squats and strong athletic man helps her in the modern gym .

Athletic girl in stylish bright sports clothes doing back squats and strong athletic man helps her in the modern gym .

Brutal athletic man and young slender girl dressed in black sorts clothes nice talk in the gym standing next to sports equipment .

Slender girl in stylish sports clothes sits on a sports bench holding dumbbell in her hands and athletic man stands behind her in the modern gym .

Slender girl in stylish sports clothes sits on a sports bench holding dumbbell in her hands and athletic man stands behind her in the modern gym .

Brutal athletic man and young slender girl dressed in black sorts clothes are doing plank in the modern gym with big windows .

Young athletic man and slim girl are doing sport exercises with special equipment such as power band in the gym .

The athletic girl dressed in a black sportswear running on the treadmill in the modern gym