Compatible Models - BL480, BL480c, BL488, BL488W, BL640, BL641, BL641C, BL642, BL642W, BL680A, BL681C, BL682. Please confirm your blender need 7 fins replacement blade before purchasing. (Only suitable for 18 / 24 / 32 oz cups, not 16 oz) Advantages - Made of food grade plastic and stainless steel, protect . Gasket Rubber is perfectly sealed and does not leak. Excellent quality in parts, it integrates blades to grind food easily. Muti-purpose - Pulverizes vegetables, fruits, milkshakes into a delicious effortlessly, easy to make smoothies, mashed meat and paste food for children. Help you to save time and energy. Easy to Use and Clean - The gasket is pre-installed in the replacement blade, you can directly install it on a blender without additional operation. Cleaning made easy, you just wash the blade with soap and flowing water. Note: The rubber gasket in bottom blade maybe loosened during transportation. Before using the bottom blade, please check the rubber gasket. Colour:black Material:Plastic+Stainless Steel Package Contents: 4 x Tool holder 4 x Sealing ring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.