As most filaments are made from plastics,they are often statically charged and attract all sorts of debris from around your filament storage or workspace.
As most consumer-grade 3D printers use an open Spool design,it is important to address this issue.
As hot-ends,extruders,and nozzles are getting more and more sophisticated and monolithic,repair or replacement is costly and also can incur quite some printer down-time.
How it works:the anti-static filamentcleaner wipes lint,dust,or other dirt before the filament enters your printer’s valuable extruder and nozzle.
Can stay on the filament tip during storage to prevent it from self
Specification:
Name: Filamentcleaner
Material: Plastic
Size: 15*30mm
Color: Black
Compatible for: 1.75mm or 3.0mm Filament
Package list：Filament Cleaner round（the quantity is subject to your order）
Good product .. suggest everybody to must try