Model Compatibility: The IR6000/5075 Doom Cover is specifically designed for the Canon imageRUNNER 6000 and Canon imageRUNNER 5075, and may also be compatible with other similar Canon models. Material: Typically made from durable plastic or similar materials to ensure it can withstand the internal environment of the printer without warping or breaking. Function: This cover protects the drum unit and other key components from dust, debris, and damage during the printing process, ensuring that the printer continues to produce high-quality prints.