Using the silicone ring Compatible for coffee machine repair tools is straightforward and efficient. First, disassemble the necessary parts of your coffee machine to access the worn-out ring. Then, carefully remove the old ring and replace it with the new silicone ring. This process helps maintain the machine's performance and prevents potential issues such as leaks or pressure loss, ensuring a seamless coffee-making experience. Features -Color:Assorted Color -Material:Stainless steel,silicone -Size:8.50X3.00X0.50cm/3.34X1.18X0.20in -Custom fit: engineered specifically for coffee machines, this silicone ring provides a custom fit that enhances the machine's performance and longevity - material: made from silicone, this ring is designed to withstand high temperatures and frequent use, ensuring durability and reliability -Effortless installation: the easytoinstall design allows for quick and ideal replacement, making coffee machine maintenance a breeze - quality: this silicone ring is part of a professionalgrade toolkit, ensuring that your coffee machine repairs are performed to the highest standards -Broad compatibility: suitable for a variety of coffee machine models, this silicone ring is a versatile and indispensable tool for coffee machine maintenance Package list: 4 Sets x coffee machine silicone rings