As you can see our silicone sock has a very good edge treatment the outer wall is very smoothCompatible with Neptune 4 Neptune 4 Pro 3D Printer (Cannot be used for 4 max and 4 plus) Made of high temperature Silicone material can work for long time at 300C degree. But PLEASE NOTE if your printing temperature is over 300C degree please remove the silicone cover before starting printing. It can be assembled more perfectly to fit the heater block.
Package: 5pieces silicone covers