Back Brofists

Tutorial

1. 1
   Starting position: Prone position, forehead down, buttocks tight (prevent hollow back).
2. 2
   Make fists. Place one fist on the back of your neck and bring the other to your thoracic spine.
3. 3
   Execution: Alternate the position of the fists.
4. 4
   Pull your fists away from your body and bring them as close together as possible.