Silicone Sock for Ender-3, Ender-5, CR-10 (2-Pack)
$1.99
Silicone Sock For Heat Block 23 x 17.5 x 1.5mm (2-Pack)
Made of heat-proof silicone, these replacement silicone socks helps keep your hotend clean by preventing filament from sticking to the heater block. They also help insulate the heater block from the air from your hotend or part cooling fans to ensure the heater block stays hot.