Keep your printer running its best with our specially formulated cleaning filament. It contains tiny abrasives (safe for all nozzle types) which help remove any debris which can degrade printing performance. Improper cleaning between prints is the number one cause of clogs. Net Weight: 0.1kg Directions: Set hotend to the hottest temperature you have printed at since the last cleaning Feed cleaning filament through the nozzle until you only see cleaning filament extruding from nozzle. This typically only takes a couple of inches of cleaning filament but will vary depending on machine and filament. Adjust nozzle temperature to what you next filament recommends Feed the next filament through hotend until you see no cleaning filament extruding from nozzle.