BMARCHAI Open the free app

Side Plank Single Arm Water Bottle Reverse Fly

Adds light progressive resistance to the side-plank reverse fly for better rear-delt development.

ShouldersIntermediateStrengthRaise

At a glance

Muscles workedPrimary: rear delts. Secondary: core, upper back
Muscle groupShoulders
DifficultyIntermediate
TypeStrength · Raise
Sets & reps3 sets × 10-12 reps
Estimated calories burned~5 kcal

How to do it

  1. Set up in a side plank holding a water bottle in the top hand.
  2. Raise the arm in a controlled reverse-fly pattern.
  3. Squeeze at the top.
  4. Lower slowly.
  5. Complete reps then switch sides.

Equipment

Coaching tips

Benefits

Adds light progressive resistance to the side-plank reverse fly for better rear-delt development.

Common mistakes

Avoid using momentum or letting the hips drop.

Make it harder

Progress to a dumbbell version.

Make it easier

Perform bodyweight only.

Breathing

Exhale as you raise, inhale as you lower.

Build a workout with this exercise

Plan sessions, track your progress and match your meals to your training, free.

Try it free in Bmarchai

More shoulders exercises

General fitness and nutrition information, not medical advice. Check with a qualified professional before starting a new exercise or diet plan, especially if you have an injury or health condition.