The Strong Frame Duo is a must-have for anyone looking to improve their dance skills. This product includes two rubber bands that can be used in a variety of exercises for the feet, knees, body, hands, and even the neck and head. Suitable for ages 4 and up, this versatile simulator can be used by people of all heights. The bands can be connected in a loop, making it a great tool for pair dancing. Get ready to take your dance practice to the next level with the Strong Frame Duo.