新加坡采购需求：洁净室设计、洁净室服务、洁净室产品

I would like to clarify the type of material used for this product. Is it made of paper, or is it composed of a different material? Understanding this will help me assess its suitability for my needs. Additionally, I'm interested in the lifecycle of the product. How long can I expect it to last under normal usage conditions? Any details regarding its durability and maintenance would be greatly appreciated as it will inform my purchasing decision.