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

Beverage leakage occurs.

• Is there any beverage remaining in the threads of the body or stopper part? Completely wipe away any beverage.
• Has too much beverage been added? Do not add too much beverage.
  About the maximum level when adding beverages
• 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, resulting in leakage.
• Is there any damage to the stopper part (stopper with a gasket)? This part is a consumable item. Please purchase a new one, and replace it as necessary.
  Click here to purchase consumable parts.
• Is the stopper part securely tightened? Securely tighten the stopper part.
• Are you placing and/or washing the bottle in boiling water? Perform cleaning using the correct methods.
  Click here to see cleaning instructions.

It does not keep beverages warm (cool).

• Was the product dropped or subjected to a strong impact?
• When cleaning the product, was strong pressure applied to the inside of the body, or was a metal scrubbing brush or similar item used?
• Is there only a small amount of beverage in the product? When the amount of beverage is small, full heat (cold) retention performance may not be obtained.
• In harsh environments such as cold regions or when the ambient temperature is high, sufficient heat (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 residual odor 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, when pouring a cold beverage into the body, 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 heat (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.