Do more with your blender than you ever thought possible. Quickly master culinary techniques like whipping, muddling, foaming, and emulsifying, all in one versatile container. Master culinary techniques like whipping, muddling, foaming, and emulsifying in one of the most versatile blender attachments on the marke Patent-pending Aer™ disc extracts essential oils from herbs and juice from fruit while preserving some of the texture of those ingredients Mix cocktails and cool drinks without crushing the ice Make foolproof hollandaise sauce, no whisk or double-boiler required A clear, vented lid lets you monitor the progress of your mixes, while a removable lid plug lets you add ingredients while mixing Metal drive system securely joins the container and motor base for maximum durability BPA-free Eastman Tritan™ container allows ingredients to rotate faster, for more consistent mixing