Orthodontic band features as follows: molar band with Superior Tooth MorphologyFull TemperedMemory & Elasticity Maintained After Pre-fit and RemovalProportional Graduated Half-Sizing, Numbered 29-1/2 44Increased Occlusal Edge Strength to Prevent DeformationStiffer Material to Withstand Additional Pressure of Extra and Intraoral AppliancesAvailable with Micro-Etched Interiors for Maximum Retention This orthodontic product with convertible buccal tubeand lingualsheath sandblasted and plain styles for your choose