Measure the length from the elbow to the inner chest to determine your Plank Helper size. 

  • Small: 6 to 8 inches
  • Medium: 9 to 10 inches
  • Large: 11 to 12 inches
  • Special Orders for sizing is available


SKU: 364215376135191
  • The goal at L5, LLC is to help people achieve the perfect plank!

    Our device instantly engages the core once in position by isolating, stimulating and intensifying the upper, middle and lower abdominal muscles in a single workout!