In & Out Version II
Torch your core with In & Out Version II. This seated abdominal burner uses controlled leg extensions to target your midsection. Lean back, tuck in, and feel the tension for a stronger, leaner core.
The In & Out Version II mainly works the core. No equipment needed: it uses just your bodyweight.
Optional Equipment

In & Out Version II Muscles Worked
Primary
Abdominals (rectus abdominis)
Secondary
Hip Flexor (iliopsoas); Obliques
How to do the In & Out Version II
Setup
Sit on a flat, non-slip surface, ideally a yoga mat.
Lean your torso back slightly while bracing your core, keep your chest lifted.
Place your hands on the floor behind or beside your hips for stability and balance.
Lift your feet slightly off the ground, extending your legs outward to start.
Execution
Inward Movement: Exhale and draw your knees in toward your chest by engaging your abdominal muscles.
Outward Movement: Inhale and extend your legs back out to the starting position without letting them touch the floor.
Control: Keep your core tight throughout the entire range of motion. Do not allow your lower back to arch.
Tips
To increase intensity, remove your hands from the floor and keep them held out to the sides for better balance challenge.
Maintain a steady rhythm and focus on feeling the contraction in your stomach muscles during the inward tuck.
In & Out Version II FAQs
What muscles does the In & Out Version II work?
The In & Out Version II mainly works the core. The main muscles are the rectus abdominis.
What equipment do you need for the In & Out Version II?
None. The In & Out Version II is a bodyweight exercise, so you can do it anywhere.
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