<p>Notice: This lid will not work with Wide-Mouth or Narrow-mouth water bottles.</p> <p>Compatible with:</p> <ul> <li>TOPOKO Standard Mouth Bottles</li> <li>Hydro Flask Standard Mouth Bottles</li> <li>Simple Modern Ascent Bottles</li> <li>Klean Kanteen Classic Mouth Bottles</li> <li>Rehydrate Pro Standard Bottles</li> <li>Water Vault Water Bottle 24 oz Only</li> </ul> <p>NOT Compatible with:</p> <ul> <li>Hydroflask Wide-mouth Bottles</li> <li>Hydroflask Narrow-mouth bottles</li> <li>WaterVault K2/Soda Bottles</li> <li>Klean Kanteen Soda Bottles</li> <li>Widemouth Bottles</li> <li>Narrow-mouth bottles</li> </ul>