Feature:1. Heat Proof Silicone: Made from high temperature proof silicone, this O loop withstands extreme heat without deforming or losing elasticity, ensuring your coffee machine's optimal performance.2. Superior Watertight Protecting: Offers excellent watertight capabilities, preventing damp and liquids from seeping into the coffee machine components, safeguarding internal parts against water damage.3. Precise Sealing Craftsmanship: Manufactured with accuracy, the seal gasket fits tightly with the coffee machine, ensuring excellent sealing to prevent leaks and water loss.4. Outstanding Durability and Longevity: Rigorously tested for durability, the seal washer maintains its sealing and rain proof functions over time, resisting aging, hardening, and breakage.5. Food Grade Safety Compliance: Made with food grade silicone, the coffee machine O loop ensures no adverse effects on coffee taste or health, and its reusability reduces environmental impact.Specification:Item Type: Coffee Machine O LoopMaterial: SiliconeColor: Black and RedDiameter: Approx. 4cm or 1.57in, 1.4cm or 0.55in, 1.3cm or 0.51in, 0.9cm or 0.35in, 1cm or 0.39in, 0.6cm or 0.23in, 0.7cm or 0.27in.Package List:30 x Coffee Machine O Loop