About this item [Wide Compatibility] With compatibility being a key consideration,this 54mm silicone steam ring is perfectly compatible with a wide range of Breville espresso machine models,including the 870/878/880/860/840/810/450/500.It also works with corresponding Sage models,such as the 500/810/870/875/878/880,providing coffee lovers with a reliable and high-quality alternative. [Safe Material] Product safety and durability are always our top priorities.This 54mm silicone steam ring is made from 100% BPA-free silicone.Compared to ordinary rubber seals,it offers superior heat resistance and durability,providing a longer-lasting,more reliable sealing solution for your coffee machine,giving you peace of mind while brewing. [Excellent Sealing Performance] This steam ring head seal replacement ensures a completely sealed seal during coffee brewing. The soft silicone material fits snugly into the grooves of your coffee maker,creating a secure seal that effectively prevents steam and moisture from leaking out. [Essential Coffee Maker Accessory] A silicone steam ring is more than just a replacement part,it's a must-have for every coffee lover.It's incredibly easy to install and remove,and compared to ordinary rubber seals,it ensures a cleaner and more hygienic coffee-making environment.Whether in your home kitchen or at a professional coffee shop,it's a perfect complement to your coffee maker,helping you create delicious coffee. [Easy Installation] Our set includes two high-quality steam rings. Designed with user experience in mind,the user-friendly design makes installation and removal quick and easy.Their smooth surface resists coffee stains,making daily cleaning and maintenance easy.Simply wipe them clean,saving time and effort in your daily coffee-making routine.