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  3. Exercises
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  5. Core & Abs
  6. /
  7. Band Side Bend

Exercise guide

Band Side Bend

  • Beginner
  • Compound
  • Rep-based
  • Waist

The Band Side Bend isolates the obliques through lateral spinal flexion, using the variable resistance of a band to provide peak tension as you return to an upright position. It is highly effective for developing core stability and lateral trunk strength without the spinal compression often associated with heavy weighted side bends.

Reviewed by the Crucible Fit team · Updated June 2026

Watch the Band Side Bend demonstrationVideo and instructions for every movement are in the Crucible Fit app.

Muscles worked

Primary

  • Obliques

Secondary

  • Glutes
  • Quadriceps

Equipment

  • Resistance band

Setup

  1. Anchor a resistance band to the base of a power rack or another sturdy low point.
  2. Stand sideways to the anchor point with a shoulder-width stance and a slight bend in your knees.
  3. Grasp the band handle with the hand closest to the anchor, keeping your arm fully extended at your side.
  4. Step away from the anchor until there is light tension in the band while you are standing perfectly upright.

How to do it

  1. Inhale and slowly bend your torso sideways away from the anchor point, lowering your opposite hand toward your knee while keeping the band arm straight.
  2. Exhale and contract your obliques to pull your torso back to a neutral, upright position against the resistance of the band.
  3. Maintain a controlled tempo, taking 2 seconds to bend and 2 seconds to return to the start.
  4. Complete the desired number of repetitions on one side before turning around to train the opposite side.

Form checklist

  • Keep your hips and pelvis completely stationary; do not let them shift side-to-side.
  • Move strictly in the frontal plane, imagining you are sandwiched between two panes of glass.
  • Avoid rotating your shoulders or leaning forward as you bend.
  • Keep your chest open and your gaze forward throughout the entire set.

Pro tips

  • Focus on the 'mind-muscle connection' by visualizing the obliques on the side furthest from the band stretching and then contracting to pull you back up.
  • Maintain a firm grip but keep the arm holding the band passive; let your core do the work rather than pulling with your shoulder or arm.

Make it harder

  • Increase the distance from the anchor point to heighten the resistance at the top of the movement.
  • Add a two-second pause at the point of maximum contraction (upright position) to increase time under tension.

Frequently asked

What muscles does the band side bend work?
The band side bend primarily targets the obliques, and also works the glutes and quadriceps as secondary muscles.
What equipment do you need for the band side bend?
The band side bend uses resistance band.
Is the band side bend good for beginners?
Yes. The band side bend is a beginner-friendly movement and a strong foundation to build on.

Related exercises

  • 3/4 Sit-UpBeginner · abs and obliques
  • 45 Degree Bicycle Twisting CrunchIntermediate · abs and obliques
  • 45 Degree Lean Back Alternate Knee RaiseBeginner · abs and obliques
  • 45 Degree Side BendIntermediate · obliques

Train it with Crucible Fit.

Every movement in this library is in the app with video and instructions, ready for your own sessions on the days between Crucibles. Your first Crucible is on us.

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