[The silicone insulating sock can make the heater block heating faster, it can prevent the temperature spillover of the hot end, and help to keep the hotend temperature extremely stable
[After using this silicone sock, you can start the cooling fan at full speed, and print high temperature materials, improve the success rate of printing
[Made of high quality silica gel material, which is very durable, can be tightly wrapped with heating blocks, and is easy to disassemble and install