1.¡¾Compatible With¡¿ Fits for Nutri for n1 nja 3 . 9in/10cm Diameter¡¯s Cups , 6 FIN for n1 nja Professional Blender (Please Confirm Your Blender Need 6 Fins Replacement Blade and 10cm Diameter Before Purchase) . 2.¡¾ Material¡¿Made of Food Grade bpas for f ree Plastic and Stainless Steel , Effortlessly Pulverizes Fruits , Vegetables , Superfoods and Protein Shakes into a Delicious , flat Texture . Dishwasher Safe . 3.¡¾¡¿ 6 Fins , 3 . 9inch'/10cm Diameter , Made of Eco friendly Plastic and Food grade High strength Stainless Steel , Dishwasher Safe . accurate for long-lasting and Work Great . and washing , Perfectly Match of Original Parts . 4.¡¾Perfect Usage¡¿ Great for Smoothies and Frozen Drinks : the Replacement Extractor Blade is great for Chopping , Grating and Blending . Whips up Your Favorite Foods and Smoothies in Second without any Leakage . ?1 : Before Using the Blade , Please Check the Rubber Gasket and Be Sure It is Put Snugly into the Replacement Bottom Blade . ?2 : Please TAKE OFF the PRE INSTALLED GASKET in the Bottom Blade , if You're Going to Use the Replacement Gasket . Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.