How to do it
- Lie flat on your back with your legs straight and your arms extended overhead, holding the band.
- Engage your abs and lift your legs and upper body off the ground simultaneously, reaching your hands towards your toes.
- As you lower your legs and upper body back down, switch the position of your legs, crossing one over the other.
- Repeat the movement, alternating the position of your legs with each repetition.
- Continue for the desired number of repetitions.
