Are Podium® Steel and Podium® Titanium compatible with the plastic Podium® bottle caps? 03 September 2024 14:11 Updated We recommend using the Podium® Steel and Titanium® caps because they have the proper vent tube and nozzle for water flow. Related to steel titanium podium Related articles Are Podium® Steel and Podium® Titanium compatible with the Mud Cap accessory?