Forearms
Watch Tutorial
https://www.youtube.com/shorts/y-x14sVi12o
https://www.youtube.com/shorts/cRLJ86m00cU
https://www.youtube.com/shorts/fpROYtdvYBQ
https://www.youtube.com/shorts/vqWjwsfTjKA
https://www.youtube.com/shorts/B699nq91i_w
https://www.youtube.com/shorts/i1Ld8ASsiew
Sit bench edge.
Hold DB each hand, palms down.
Rest forearms on thighs, wrists over knees.
Lower wrists.
Curl wrists up.
Keep forearms still.
Lower slowly.
Repeat.