|Utility:||Basic or Auxiliary|
Sit and grip dumbbell with overhand grip. Rest forearm on thigh with wrist just beyond knee.
Raise dummbell by pointing knuckles upward as high as possible. Return until knuckles are pointing downward as far as possible. Repeat.
Keep elbow approximately wrist height to maintain resistance through full range of motion. Hand may be placed under wrist to offer stability and to maintain horizontal orientation of forearm.