Silicone steam ring breville accessories fits for Breville espresso machines 870/878/880/860/840/810/450/500/ fit for Sage 500/810/870/875/878/880 For Breville/Sage espresso machine compatible silicone gasket is made of food grade silicone, BPA free, easy to remove and install, and more resistant to high temperatures than ordinary rubber gaskets It can handle temperatures as low as -65°F/54°C to as high as 450°F/230°C Group gasket is a replacement seal that prevents leakage of steam or hot water from the filter holder assembly and thermal block assembly Brand-new, unused, unopened, undamaged item in its original packaging For Breville/Sage espresso machine compatible silicone gasket is made of food grade silicone, BPA free, easy to remove and install, and more resistant to high temperatures than ordinary rubber gaskets