Amazon offers the Blendtec FourSide Jar, model no. 40-609-50, for $54.99 with free shipping. That's the lowest total price we could find by $9. It's designed for blending a wide range of medium-size recipes, from smoothies to soup, dressing, cake batter, and bread dough and it features an ergonomic design, easy-to-read jar markings up to 32-oz., and a single-prong patented wingtip blade.