two friends flex muscles and pose for smartphone selfies in chicago park with city skyline in background. - 伸縮肌肉 個影片檔及 b 捲影像00:12
two young men flex muscles and pose for funny smartphone selfie in chicago park. - 伸縮肌肉 個影片檔及 b 捲影像00:08
ms zi portrait of young couple flexing muscles standing in kitchen, brooklyn, new york city, new york state, usa - 伸縮肌肉 個影片檔及 b 捲影像00:12
ms portrait of young couple flexing muscles standing in kitchen, brooklyn, new york city, new york state, usa - 伸縮肌肉 個影片檔及 b 捲影像00:12
ms portrait of young couple flexing muscles standing in kitchen, brooklyn, new york city, new york state, usa - 伸縮肌肉 個影片檔及 b 捲影像00:05
ms zi zo portrait of young woman flexing muscles standing in kitchen, brooklyn, new york city, new york state, usa - 伸縮肌肉 個影片檔及 b 捲影像00:21
contestant warm's up with the exercise known as the tricep push down, this will target the triceps allowing more blood flow in doing so will make... - 伸縮肌肉 個影片檔及 b 捲影像00:09
contestant warm's up with the exercise known as the lateral raise, this will target the shoulders allowing more blood flow in doing so will make them... - 伸縮肌肉 個影片檔及 b 捲影像00:14
contestant warm's up with the exercise known as the face pull, this will target the shoulders allowing more blood flow in doing so will make them... - 伸縮肌肉 個影片檔及 b 捲影像00:11
contestant will apply tan before the event to allow muscles to look more defined. - 伸縮肌肉 個影片檔及 b 捲影像00:18
contestant warm's up with the exercise known as the cable bicep curl, this will target the biceps allowing more blood flow in doing so will make them... - 伸縮肌肉 個影片檔及 b 捲影像00:18
contestant warm's up with the exercise known as the cable lateral raise, this will target the shoulders allowing more blood flow in doing so will... - 伸縮肌肉 個影片檔及 b 捲影像00:12
