Correction appliance provides greater comfort and shortens treatment time by up to 4 months. Delivers a natural, gentle and uniform force for distal molar movement with controlled rotation and tipping correction before brackets or other appliances are placed. Metal Injection Molded (MIM) for strength and proven performance. Stainless steel material ensures malleable properties for individual patient customisation. Molar pad ball articulates in socket. Fixed cuspid pad allows the distal movement of the cuspid along the alveolar ridge. Stiff arm runs posteriorly over the two upper premolars in a slight curve, maintaining exact space between premolars during distalisation. Hooks on pad for attachment of the Carriere Oral Elastics (¼ inch, 6 ounces and/or 3/16 inch, 8 ounces of heavy elastic). Master Kit includes Set of Each (16, 18, 20, 23, 25, 27mm).