NOVAPLUS 380 is available in SILVER and COPPERPull push method similar to the tried and tested fitting technique used for the Nova T 380.Novaplus Ag NORMAL is the only alternative to Nova T as both have copper wire with a silver core to prevent fragmentation of the copper wireNovaplus Cu may be used as alternative to other generics such as Neo-Safe T380, UT 380 that contain just copper wire