Includes 3 holders, filter baskets and lids. To use, remove the holder with needles by pressing from the bottom where coffee comes out, push down your reusable filter until it clicks. Save money and use lest waste by using ground coffee instead of plastic single serve pods. Easy and convenient, simply wash the basket and assembly after use; 3 are included so you will always have a clean filter.<br> Specification:<br> Color: Gray<br> What's In The Box:<br> Coffee Filter Set*3<br> Allows users to use their own gourmet ground coffee in a Keurig brewer<br> 3-piece replacement filter set (x3<br> ) in a sealed pouch with instruction label attached.<br> Fits Keurig home brewers B30 B40 B50 B60 B70 series. Does not fit VUE, B130, B131, Office Pro or other commercial models. B31 please make sure existing K-cup holder is removable first. Rinse clean under running water after each use.