550 ml bottle total height: 24.5 cm
550 ml bottle bottom section height: 15 cm
400 ml bottle total height: 20.5 cm
400 ml bottle bottom section height: 11 cm
Diameter: 7 cm

An empty 550 ml bottle weighs 325 g.
An empty 400 ml bottle weighs 282 g.

Yes, the seal in the middle section of the bottle is easy to remove, replace, and clean.

The bottle is made from certified stainless steel. The seals are made from food-grade silicone.

The outer part of the cap is made from BPA-free plastic, and the inner part is made from stainless steel.

Janu Bottle features double-wall vacuum insulation, keeping cold drinks cold for up to 24 hours and hot drinks warm for up to 6 hours (depending on the initial temperature of the drink).

Yes, Janu Bottle is suitable for hot beverages. When using hot liquids, we recommend filling the bottle up to a maximum of 1 cm below the rim of the bottom section.

As this is a thermos bottle, we recommend avoiding dishwasher use. The heat and pressure may damage the insulation over time, reducing its ability to maintain temperature.

No, Janu Bottle is not suitable for microwave use.

Yes, Janu Bottle fits most cup holders. The diameter is 7 cm.

Before first use, wash the bottle with warm water and dish soap, then allow it to air dry completely.

We recommend washing the bottle daily with warm water and soap, then allowing all parts to air dry thoroughly. For stains that do not come off with regular washing, we recommend using a melamine sponge. To maintain the bottle’s appearance, avoid contact with sharp objects.

After receiving the order, the customer has the right to withdraw from the online purchase within 14 days. This right does not apply to legal entities. For more detailed return conditions, please refer to our Terms & Conditions.

The Janu Bottle brand, story, and concept originate from Estonia. Our products are manufactured in China by carefully selected and certified partners. The factory has over 25 years of experience in bottle production, and all Janu Bottle products comply with EU standards.

If the cap is leaking, first make sure it is tightly and properly closed. Janu Bottle thermos caps are not hollow -if the cap is not securely tightened, water may collect between the layers and leak. Also check that the seal inside the cap is correctly positioned. If the issue persists, please contact us at info@janubottle.com and we will help you find a solution.

If the bottle is leaking from the middle, ensure it is tightly and properly screwed together and that the seal in the middle threaded section is correctly positioned (not twisted or damaged). If the issue continues, please contact us at info@janubottle.com and we will assist you.