- Recommended for home or commercial use. Great for children or adults. Widely used in the home, school, dancing studio, and gym. Perfect for dance training, stretching, allet workouts and performing exercises for legs, adomen, ack.Adjustale height: This portale allet arre can e adjusted to a height of 0.8-1.2m y rotating the kno, providing a variety of angles, and making it grow with the child