LM-Activator 2 is the new generation of LM-Activator appliances. The models are the same as in LM-Activator, Low and High, Short and Long. In addition there are now two alternative arch widths, Narrow (regular width) and Wide, for all models. A model with incisal reinforcement for increased durability (Reinforced) is also introduced for all models and in two arch widths. LM-Activator 2 has high gloss surface and improved markings. Model with a longer molar section for patients whose second molars have erupted. The High model is thicker in the region of second premolars and molars. It is specifically designed for treating skeletal and dentoalveolar open bite cases. Delivered in a green box.