Heels against the box, rise onto toes, extend arms away from the centre point as you find a fine squat. Keep squats small (this is the only exercise taught on the carriage—be very cautious when teaching it).
Hold.
All springs must be on.
Up.
Short Box.
Inhale to lower, exhale to rise.
Develop muscular strength in the leg muscles, focusing on the gluteals, hamstrings, quadriceps, and calves.
Regression: Air squats on the ground.