-L.C.R. light cure bonding paste is designed specifically for bonded lingual retainers: pad or wire types. It is also ideal for an occlusal build up on posterior teeth. This highly filled light cured resin paste is an excellent choice when longevity and durability are required! Simply apply according to instructions and light cure for 30 seconds!. -Kit contains: -20gm Paste. -(2) 3cc Sealant Resin. -23gm Etching Agent. -Disposable Brushes, Spatulas, and Mixing Pad. **For further product information, please contact Chat Support**