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 mount grips for immediate removal after brewing. New sediment free filter inlet dispersion cone micro-screen and laser perforated base all provide the perfect combination of attributes to ensure a clean full and even extraction of the very best your coffee has to offer. No need to remove the Keurig filter holster, simply fill the Ekobrew Elite, place it in your machine and brew normally. Use of the reusable coffee filter allows you to reduce your carbon footprint, lower your costs, double your value and increase your personal choices. Ekobrew is not compatible with the B30, B130, B150, B155, Mr Coffee BVMC-K, Vue or Keurig 2.0.