How To
Sit on the floor, knees bent, lean back 45°. Hold one 10 lb dumbbell with both hands. Rotate side to side, tapping the dumbbell to the floor each rep. Keep feet down if needed — elevate them for more challenge.
💪 Builds the obliques — the muscles on the sides of your abs that give that defined, chiseled look.
🮭 Rotational strength directly powers sweeps, guard retention, and scrambles.