BYT

Isolation · Dumbbell · Learn first

Wrist curl

Sit, forearm on the thigh, wrist just past the knee, palm up.

Wrist curl
  1. 1Let the dumbbell roll to the fingers, then curl the wrist up.
  2. 2The forearm stays planted.
  3. 3Move slowly. The range is small.

Easy to miss: Lifting the whole arm off the thigh.

Muscles

Copper on the figure is a prime mover. The softer tone helps.