Mixer attachment. Holds 1.5 liters and can process 1.3 liters. The mixer attachment consists of a container with a lid that features a sealing cap and a practical plunger. For safety reasons, the mixer is made of unbreakable Tritan, which is naturally BPA-free. The sealing cap allows for easy addition of other ingredients through the hole in the lid. Always keep one hand on the lid while the mixer attachment is running. The mixer attachment fits all models of the Assistent from N24-N30. The mixer attachment powerfully handles everything you desire, as often and as much as you want, from crushing ice to blending hummus and smoothies.