The beauty of Mayer Personal Blender Mayer Personal Blender MMPB600 is light, compact, and fuss-free. The blender tumbler is impact-resistant and made with BPA-free TRITAN material. The tumbler can be instantly converted to a travel bottle by using the spill-proof lid with drinking spout. If you need to blend for more people, simply get the additional compatible bottles from here! This way, you don’t the hassle of transferring liquids, which prevents wastage and loads of washing up. Mayer Personal Blender MMPB600 is easy to clean and can blend a variety of foods, including smoothies, protein shakes, milkshakes, cocktails and baby food. It is light and compact but so functional!