Features 1、Broad Compatibility: Designed specifically for Kobra 3, for Combo, and for Pro 3D printers, this 3D printer hotend silicone sock ensures a good fit and optimal performance. You can confidently use it with these popular 3D printer models, knowing that it enhances their functionality during the printing process. 2、High Temperature Resistant: The 3D printer heater block silicone cover is engineered to withstand the high temperatures generated by the hotend during printing. This ensures that it won't degrade or melt, providing good and continuous guard for your printer's hotend and allowing for consistent excellent prints. 3、Excellent Flexibility And Resilience: Featuring special elasticity, this heater block silicone cover can comfortably accommodate deformations that may occur around the hotend during operating. This flexibility not only prolongs the lifespan of the silicone sock but also enhances its ability to guard the hotend and prevent contaminants from entering, ensuring clean and efficient printing. 4、Seamless And Soft: The silicone material is extremely soft and designed to conform effortlessly to the surfaces of the hotend. This snug fit minimizes gaps, effectively reducing the risk of looseness or displacement during use. The slick surfaces also contributes to improved installation and stability, making maintenance easy. 5、Rugged Silicone Material: Crafted from excellent silicone, the 3D printer hotend silicone cover offers excellent durability and long lasting performance. The material is not only resistant to heat but is also easy to clean, allowing for better maintenance of your 3D printer. Invest in this silicone sock to guard your hotend while maximizing your printing results. Specification Item Type: Hotend Silicone Sock Material: Silicone Application: for Kobra 3, for Pro 3D Package List 5 x Hotend Silicone Socks