Right now on Amazon you can pick up Brew & Save Refillable K-Cups for Keurig Brewers (5 ct.) for $21 - that's $4.20 each! The Brew & Save filter is made from 100% BPA-free material; The unit boasts of a one-piece construction design, a reinforced hinge, 100% silicone o-ring for less seal deterioration, and side [...]