Pro Speciality Stainless Steel Jug for use with Waring Pro Classic Blenders. Unique patented 39Clover Leaf39 design glass jug ensures ultra smooth results everytime. For over 30 years, Waring39s aim has been to produce the very finest kitchen equipment so that cooks at home, as well as professional chefs, have the tools to express their creativity. All Waring products are engineered for exceptionally long life and designed to be easy to use, as well as to give excellent performance day after day. This is why they have come to be regarded as the defining machines in their field by chefs across the world.