The Q-Series Straightener includes a range of models equipped with a quick-opening feature. It is designed for easy, practical, and efficient operation by the user. The category is further divided based on the size of the straightening rollers. The Q-Series Straightener includes a range of models equipped with a quick-opening feature. It is designed for easy, practical, and efficient operation by the user. The category is further divided based on the size of the straightening rollers.