Features: Enhances your 3D printing experience with the Hotend Silicone Sock, specifically for 3D Printer , ensuring a stable and clean hotend temperature. Craft from highly temperature resistant silicone, these socks can withstands up to 300°C, providing longevity by keep the heater block nonburnt on filament and debris. Suitable for 3D printing enthusiasts and professionals look to maintain high performances and precise in their 3D printer setups. These silicone covers are perfect for use in various printing environment, whether home, school, or in a professional workshops, safeguarding your extruder against common printing issue. The durability silicone socks, offer you a cost effective solution to extend the life of your printers hotend while improving print quality. Specifications: Component:Silicone Size:Approx.23.5x21.5x16mm/0.93x0.85x0.63inch for 3D Printer Extruders; Highly Temperature Resistance:300℃ Package Includes: 1pc Heat Block Silicone Cover note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.