Wash all gaskets with soap and warm water before using. Fits those blenders where the diameter is approximately 3. 5 inches .APPROXIMATELY ID: 75 mm/3in (appx.) OD 80 mm/3.15in (appx.) Thickness: 2.5 mm/0.1in (apps.),you can also estimate the size of the gasket from the grid from item images and make sure whether the gaskets will fit or not before buying. Made from food grade Silicone Rubber, May not fit some models. This is an after market item and not an Original Equipment Manufactured item the all brand names and trademarks used for reference purpose only, this product is not endorsed or sponsored by Faberware or any other Original Equipment Manufacturer, nor there is any intent to imply that this is an original equipment part. These gaskets do not fit Farberware Single Serve PERFORMANCE BLENDER where the blade diameter is approximately 4 inches. Will be shipped in a regular business envelope via USPS First Class without a tracking no. with "Your Amazon Order" Printed on the envelope. Additional Details ------------------------------ Brand: Fab International Color: White Label: Star Rubber Products, Goregaon, Mumbai India. Manufacturer: Star Rubber Products, Goregaon, Mumbai India. Package quantity: 4 Publisher: Star Rubber Products, Goregaon, Mumbai India. Studio: Star Rubber Products, Goregaon, Mumbai India. Warranty: *This Limited Warranty applies to physical goods, and only for physical goods, purchased solely from Fab International Inc. The Limited Warranty covers any defects in material or workmanship under normal use during the Warranty Period. During the Warranty Period, Fab International will repair or replace, but not exchange, at no charge, products or parts of a product that proves defect because of improper material or workmanship, under normal use and maintenance. This Warranty Period for physical goods purchased from Fab International is 180 days from the date of purchase. The warranty does not cover any problem caused by conditions, malfunctions or damage not resulting from defects in material or workmanship; damage resulting from improper maintenance; damage resulting from natural disasters; theft or loss of a product. Fab International requests that in the event of a defected product, the customer provides a photograph or other sufficient proof that the product is damaged. While the repair or replacement of the product will be performed at no charge, the customer will be responsible for any additional shipping costs that may occur. Model Number Serial Number Date of Purchase All goods. For further questions, please contact:Aziz BootwalaPhone: (713)- 927-2737Address: 6410 Longview Lane, Hickory North Carolina 28601, USA Email: FabInternational1@gmail.com EAN: 0722532284788