(4 Pack) Hamilton Beach Blender Gasket by Fab International Made from food grade Silicone Rubber, OD 69 mm ID 49 mm approximately This is an after market Gasket Compatible with Hamilton Beach Blender. We make no claims that this is an OEM product. For all returns Buyer pays for return shipping. All returned orders the sale will be treated as complete Will Be shipped in a white envelope without tracking no. via USPS First Class. With a stamp saying "Your Amazon Order Inside " Or, Maybe shipped in a Zip lock Bag