Ein gutaussehender Mann mit Bart steht in einer Turnhalle neben einem Boxsack und übt konzentriert und zielstrebig Boxtechniken. - Stockfoto & -bild

Serious determined strong muscular man in boxing gloves shadow-boxing before gym mirror

Muscular kickbox fighter exercising with punch bag at the gym

Fighter man training in heavy bag at gym

Side view of handsome muscular boxer exercising with punching bag in gym

Big window. Professional famous boxer with nice athletic body standing near big window with city view

Handsome boxer kicking boxer bag on black background

Alone boxer hits punching bag in gym in slow motion. Young man training indoors. Strong athlete in gym. Sport concept. Medium shot.

Athletic african american man in sportswear warming up on fitness mat in living room at home

Strong african american sportsman working out with heavy dumbbells on red background, grimace

Smiling man with broken leg holding crutches at home

Athletic sportswoman training with power rack in sports center

Selective focus of tattooed african american woman exercising on fitness machine

Young african american woman with tattoo exercising in gym

Athletic man in sportswear working out with kettlebells at home

Cropped view of delivery man in uniform holding bottled water

Cheerful african american sportsman working out with heavy dumbbells on red background, power

Concentrated african american man in sportswear stretching on fitness mat in modern living room

Cropped view of african american woman squating with dumbbells in gym

Partial view of barefoot man lifting kettlebells on fitness mat