[POWERFUL FUNCTION]- Whether the blade is sharp and the juicer cup is sealed is very important for us to buy juicer cups and blades. The 24oz Ninja blender cup produced is exactly what you want. We use stainless steel blades with a thickness of 2.4MM. The 7-fins base can provide more cutting power for the blade, which can easily shred fruits and even nuts. Both the blade and the mouth of the cup have a sealing ring, so you 't have to worry about the juice splashing out during use [SHOPPING TIPS]- Please confrim whether your juicer has the installation position of 7 fins before use, and the diameter of the blade is 4 inches. If your for Ninja juicer cup is not 4 inches in diameter and does not have 7 fin mounting slots, then our blender cups and blades are not suitable for your juicer! Or you can refer to the matching model diagrams provided by us [PERFECT COMPATIBILITY]- for Ninja blender are compatible with: BL2012 / BL2013 / BL480 / BL480D / BL481 / BL482 / BL486CO / BL487 / BL487A / BL488W / BL490 / BL491 / BL492 / BL492W / BL640 / BL642 / BL642W / BL642Z / BL680A / BL682 / NN100A / NN101 / NN102 [ MATERIAL]- for Ninja blender parts are made of high-quality rubber, 100% -free High Impact Plastic and food-grade stainless steel that are 100% factory-tested by the manufacturer. Safe & Non-toxic & Non-polluting. Replacement blades can provide your juicer with more stable, and faster chopping, grinding, blending functions Colour: Material:plastic Package Contents: 2 * 24Oz cup with lid 1 * knife holder 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.