Kettlebell Figure 8
Main muscle: Abs
Other muscles: Shoulders, Hamstrings
Equipment: kettlebells
Fitness level: intermediate
Category: Increase strength

  1. Place one kettlebell between your legs and take a wider than shoulder width stance. Bend over by pushing your butt out and keeping your back flat.
  2. Pick up a kettlebell and pass it to your other hand between your legs. The receiving hand should reach from behind the legs. Go back and forth for several repetitions.

Source: bodybuilding.com