FOOD-SAFE: The cleaning disc is made of silicone material, which is safe and harmless, does not contain harmful substances, and has no special odor. High-quality materials ensure optimal performance of coffee filters and contribute to a better coffee experience for coffee lovers.CLEAN YOUR ESPRESSO MACHINE: To help you enjoy delicious coffee consistently, this coffee filter disc is designed to assist in backwashing the valve system regularly. The espresso backflush disc helps clean the internal parts of the espresso machine and supports maintaining the machine in optimal condition.AFFORDABLE SET COMBINATION: Silicone cleaning discs that offer economical and practical use. Easy to install—simply place it in the filter and run the cycle. The coffee cleaning disc effectively removes coffee residue and limescale, is durable, and resistant to damage.EASY TO CLEAN: The espresso machine cleaning disc can be used with cleaning powder or cleaning tablets to effectively remove coffee buildup inside the machine without causing damage. It helps maintain the optimal function of the three-way valve system, preserving coffee taste. Suitable for use in cafes, hotels, restaurants, or homes, providing a reliable cleaning solution for espresso enthusiasts.WIDE RANGE OF APPLICATIONS: The espresso rubber disc is a must-have for coffee lovers and is compatible with various models including Duo-Temp Pro, Infuser, Barista Pro, The Barista Touch, The Barista Express, and others (compatible with BES920XL, BES900XL, BES980XL, BES990). It may also be used with other espresso machines as appropriate.Color: Black Material: Silicone Package Contents: 4 x Espresso Cleaning Disc Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.