Danco, Inc. 88686 Toilet Tank Flapper, Rubber, Teal Durable rubber construction Fits AAA, Alliance, Case, Georgia, Hilgore, Kohler, Kokomo toilet tanks Fits Lawndale, national, Peerless, Rheem, Verson, Vitroteck, Woodbridge toilet tanks Silicone treated and Chloramine resistant Positive seal eliminates running toilets Easy installation