Constructed with tear resistant aluminum foil, these films withstand high brewing temperatures ( up to 200°C) and feature smooth surfaces for operations with coffee pods Perfect for sealing coffee pods during morning rushes or commercial operations, maintaining integrity through aluminum foil protections against and oxidation Premium 60mm aluminum foil heat seal films deliver 99% oxygen barrier protections, preserving coffee pods freshness while ensuring secure sealing for home / commercial espresso machines Ideal for coffee enthusiasts, baristas, and brewer seeking professional freshness preservation for home kitchens, cafes, or coffee stations Outperforms seals with superior light blocking aluminum construction and thermal conductivity for uniform heat distribution during sealing processes with coffee pods machines