Quality materials:The Seal Rings is made from the same material as the original -well designed and are made from high-quality food grade silicone,To other cheap Seal Rings, Ours is Seal Rings Safer, healthier, and more reassuring. Perfect fit: Ninja Ice Cream Maker Gaskets Replacement Seal Rings,Ensuring a Perfect seal,Rigorously tested to be watertight, Durable and long-lasting. No leakage. Please note that they are not compatible with Deluxe (NC500 series) ice cream makers. If you have any questions during installation and use, please contact us in time. Easy to install and clean: This Gasket Replacement Rubber Ring can be installed in seconds without complicated construction and installation procedures,food grade silicone and the surface is smooth and not easy to leave food residues. Outer Bowl Lid Compatible With Ninja NC301 Ice Cream Maker For NC299AMZ/ NC301/ NC300 Series Reusable Replacement Parts US $18.91 US $18.91 4.5 Ninja Blade Replacement Opvise Enhanced Replacement Outer Bowl Cover For Ninja NC299AMZ, NC300, NC300C, NC301, CN301CO Ninja Ice Cream Maker OEM Original Ninja blade. Ninja Creami Vs Deluxe: The Battle of Ice Cream Makers (NC301 Vs NC501 I'm missing the rubber gasket that goes in the outer bowl lid. Creami website is sold out of replacement lids and I can't find the actual gasket anywhere