1. It is designed to slot for Advance blender, operation is terribly quiet. 2. Using food high?strength stainless steel, super toughness, not easy to deform, clear to clean. 3. Blender blade , the damaged or previous blade would be straight replaced. 4. The blade replacement, it's easy to mash green vegetables, stems, seeds, and fruits. 5. The blade has double leaf, changing the blade is a simple process. Color: silver material: steel Package Contents: 1 x Blenders Blades Only the above kit content, diversified item should not included. Note: Light reflection and assorted displays could cause the color of the item within the photo barely varied from the genuine thing. The measurement allowed error is +/- 1-3cm.