Korky Beehive Max Toilet Plunger is the first plunger specifically designed to fit both old and new high efficiency toilets (HET), addressing the challenge of changing toilet bowl drain shapes from round to oblong. Unlike standard plungers that fail to create an effective seal, this plunger features a flexible, beehive-shaped head and a t-handle that provide an optimal grip and powerful plunging action for any toilet. by Kohler and compatible with brands like TOTO, American Standard, and Mansfield, the Beehive Max reliable performance for all toilet types. Its flexible bellowed head and durable plastic handle ensure ease of use and durability. This innovative design was recognized as one of This Old House's Top 100 New Home Products of 2014. Model Number: 99-4A