-Light Bond Paste and Sealant are formulated with a patented monomer that contains fluoride. -No refrigeration with a 2-year shelf life. -Unsurpassed Bond Strength: The Light Bond Paste is a lighly filled material that delivers maximum bond strength in all situations with all types of appliances. -Total Paste Polmerization under all bracket bases: Light Bond is comprised of a catalyst and filler that reflects the light to insure complete polymerization under any appliance: metal, ceramic, sapphire or plastic. Once the material has been properly cured, an arch wire can be placed immediately. -Ease of removal: Light Bond is a small particle glass filled material designed specifically for orthodontic use that allows maximum penetration of filler into the finest screen mesh base and removal without enamel scarring. **For further product information, please contact Chat Support**