Caucasian man performing a heavy dumbbell curl, gripping a specialized product device in his palm, eye-level profile shot, 50mm lens, f/5.6, bright high-key lighting, rear-curtain sync flash, cyan #00A9E0 and deep navy blue #001871 color gels, pure white #FFFFFF continuous lighting, bright minimalist studio, stark gradient backdrop, specular sweat on bicep, sharp compression fabric texture, ghosting motion trail behind the movement, fine digital noise --chaos 10 --ar 3:4 --raw --sref https://s.mj.run/kDHROwfLbDA https://s.mj.run/tjCCFb36Ilw --profile u38j5dt --stylize 150 --v 8.1