Provides a substantial increase in temperature stability, helps to protect hot / heater end of 3D Printer from burnt plastics all while preventing failed prints attaching to the heater block and removing the restrictions of part cooling fans that may change your hotend temperatures.
Made from a heat resistant silicone that can withstand normal operating temperatures of your 3D Printer (290°c)
The copper cleaning brush is designed to allow you to clean your hot end, while not not damaging the parts you are cleaning.
Silicone cover must be removed if printing above max temperature.
