Features: Brand new and high quality Aluminum heating block. Fine machining and high machining. Working temperature is as high as 300℃. The heating block is made from high-temperature and durable materials, which can withstand long-term use in high-temperature environment and has strong stability. The suit includes a heating block and a silicone sleeve, which is simple and convenient to install without additional toolss and professionals, this heating block and protective cover set is an essential accessory for optimizing your 3D printer. Whether you're creating prototypes, functional parts, or artistic designs, this heating block and protective cover set enhances the quality and reliability of your 3D prints. Specifications: Material:Aluminium+Silicone Size:Approx.24x24x14mm/0.94x0.94x0.55inch Package Includes: 1x Heating Block 1x Silicone Sock note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.