Features: Experience the perfect brews with our 51mm coffee filter basket set, designed for both single and double cup option, ensuring a smooth and flavorful coffee every time. Crafted from stainless steel, this filter features fine precisions holes and innovative water distribution meshs, optimizing extraction and preventing grounds in your cup. Suitable for coffee enthusiasts, professional seeking precise extraction, and small coffee shop owners needing brewing solution. Perfect for home kitchens, bustling coffee shops, office break rooms, and educational coffee training courses, enhancing the coffee making experience across various settings. This reusable filter reduces reliances on disposable paper filters, supporting sustainable coffee practices while delivering exceptional taste and convenience. Specifications: Texture: Stainless Steel Diameter: Approx. 2.0inch(5.1cm) Package Includes: 2x Coffee Filter Portafilter Basket 1x Coffee Filter note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.