Back Brofists loaded

Tutorial

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