Silicone Sleeve Features:
Do You Still Worry About The Block Become Dirty And Burnt On The Surface After Using A Period Of Time? But Now This Socks Will Solve Your This Worry Totally.

1.These Cases Will Keep Your Nozzle Clean And Free Of Burnt On Blackened Plastic.
2.These Also Offer A Huge Boost In Temperature Stability, Particularly If You Use High Airflow Cooling Around The Nozzle To Cool The Print.
3.Made Of A Heat-Resistant, Non-Stick Silicone Material, Rather Than Molten Plastic.This Really Helps With Sticky Materials Like Co-Polyesters And Filled Materials That Like To Build Up On Nozzles.
4.Anti-High Tempature For Pla/Abs 3d Printing.  

Keeps Print Head Clean Of Debris:
Since Silcone Is Non-Stick, Your Print Head Will Remain Clean And It Prevents Filament From Sticking To The Heater Block Or Nozzle.

Heat Insulator:
The Sock Also Acts As An Insulator For The Print Head. It Will Reduce Heat Up Time And Help Maintain A Constant Temperature During Printing

Package Include: 1 X Printer Protective Sleeve

Notes:
1.Transition:1cm=10mm=0.39inch
2.Please Allow 1-3mm Error Due To Manual Measurement. Pls Make Sure You Do Not Mind Before You Bid.
3.Due To The Difference Between Different Monitors, The Picture May Not Reflect The Actual Color Of The Item. Thank You!