Click on the description of a problem below to show the solutions and further information.

Beverage leakage occurs.

• Is the spout securely attached? Securely attach the spout.
  Click here to see how to attach the spout.
• Is there any beverage remaining in the spout? Completely wipe away any beverage.
• Has too much beverage been added? Do not add too much beverage.
  About the maximum level when adding beverages
• Is the lid securely tightened? Securely tighten the lid and set the safety lock to “Lock”.
  Click here to see how to set the safety lock to “Lock”.
• When you carry the product in a bicycle basket, bag, or similar place and it is subjected to vibration or impact, or is squeezed by other items being carried, there is a risk that the stopper part may loosen and the lid may come off, resulting in leakage.
• Is there any damage to the lid or spout? These parts are consumable parts. Please purchase and replace them.
  Click here to purchase consumable parts.
• Was a dishwasher, dish dryer, or similar equipment used, or was the product placed in boiling water? Perform cleaning using the correct methods.
  Click here to see cleaning instructions.

The lid does not open.

• Is the safety lock set to “Lock”? Set the safety lock to “Release”.
  Click here to see how to set the safety lock to “Release”.
• There are cases when the pressure inside the body decreases, making it difficult to open the lid. If this occurs, loosen the stopper part and then retighten it.

It does not keep beverages cool.

• Was the product dropped or exposed to excessive impacts?
• When cleaning the product, was strong pressure applied to the inside of the body, or was a metal scrubber or similar item used?
• Is there only a small amount of beverage in the product? When the amount of beverage is small, full cold retention performance may not be obtained.
• In harsh environments such as when the ambient temperature is high, sufficient cold retention performance may not be obtained.

There is an unusual odor coming from the inside of the body or stopper part.

• When using the product for the first time, there may be a particular odor coming from the materials. Refer to “Before the First Use” and perform cleaning.
  Click here before the first use.
• Were stains left in place or was a beverage left in the product for a prolonged period? Perform cleaning.
  Click here to see cleaning instructions.
• There may be an odor remaining from the chlorine in tap water. Perform cleaning.
  Click here to see cleaning instructions.

Water droplets form on the stopper part.

• Due to the structure of the product, condensation may occur, and water droplets may form.

There is a rattling sound when the product is shaken.

• There may be a sound caused by rubbing of a part of the metal foil used inside the body to increase the cold retention effects. However, this does not signify a problem and does not affect performance.

There are straight or wavy marks on the plastic parts.

• These are marks from when the plastic was molded and do not affect quality during use.