Features: 34.5mm aluminum foil seals for coffee container ensuring freshness, blocking oxygen and moisture effectively. Engineered with 95% heat sealing success rate under proper temperature/pressure, these 200pcs adhesive films feature tear resistant construction for machine compatibility. Ideal for home baristas, specialty coffee shops, and small scale roasters seeking professional container sealing solution. Perfect for coffee container production kitchens, commercial espresso stations, or boutique roasting facilities requiring preservation. Outperforms standard paper/foil lid with superior heat resistance (up to 200°C) sealing, maintaining original coffee flavors during extended storage periods. Specifications: Component:Aluminum foil Size:Approx. 34.5mm/1.36inch Package Includes: 200Pcs Coffee container Aluminum Foil Film note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.