Durable and heat-resistant: This product features a heat-resistant design, making it suitable for applications involving high temperatures, such as lithium battery manufacturing (as stated by users). Single-sided adhesive for easy application: Single-sided adhesive ensures easy application and removal, reducing the risk of surface damage and minimizing waste. Copper foil for safe sealing: Copper foil provides a safe and reliable seal for carton packaging, ensuring that products are properly protected during transportation and storage