Introduction
Thank you for purchasing the Zojirushi SX-KA40HM Stainless Carry Tumbler. This manual provides essential information for the safe and effective use, care, and maintenance of your new tumbler. Please read these instructions thoroughly before first use and keep them for future reference.

Image: Zojirushi SX-KA40HM Stainless Carry Tumbler in Forest Gray.
Key Features
- Superior Heat and Cold Retention: Stainless steel vacuum insulated construction keeps beverages hot or cold for extended periods. Heat retention: 138°F (59°C) @ 6 hours; Cold retention: 50°F (10°C) @ 6 hours.
- Flip Lid with Safety Lock: Designed to prevent accidental opening and ensure leak-proof performance when properly closed.
- Gasket-Free, One-Piece Lid: Simplifies cleaning and eliminates the risk of losing small parts.
- SlickSteel® Polished Stainless Steel Interior: Resists odors and stains, making it easy to maintain cleanliness.
- BPA-Free Materials: All parts are made from BPA-free plastic and high-quality 18/8 stainless steel.

Image: The Zojirushi Stainless Carry Tumbler with its flip lid open, showcasing the drinking spout.

Image: Diagram illustrating the double-wall vacuum insulation technology that maintains beverage temperature.

Image: Close-up view of the SlickSteel polished stainless steel interior, which resists odors and stains.
Setup and First Use
- Unpack: Carefully remove the tumbler and all packaging materials.
- Wash: Before first use, wash the tumbler body and lid thoroughly with warm water and mild dish soap. Rinse completely.
- Dry: Ensure all parts are completely dry before assembly.
- Assemble Lid: The lid is a one-piece design. Ensure it is securely screwed onto the tumbler body.
Operating Instructions
Filling the Tumbler
- Open the lid by unscrewing it counter-clockwise.
- Fill with your desired beverage. Do not overfill; leave approximately 1 inch (2.5 cm) of space from the rim to prevent spills when closing the lid.
- For best temperature retention, pre-heat with hot water or pre-cool with cold water for a few minutes before filling with your beverage.
Securing the Lid
- Place the lid onto the tumbler body and screw it clockwise until it is firmly closed.
- Ensure the flip lid is closed and the safety lock is engaged to prevent accidental opening and leaks.

Image: The tumbler with its lid securely closed, demonstrating its leak-proof design.
Drinking from the Tumbler
- Disengage the safety lock on the flip lid.
- Press the button to open the flip lid.
- Drink directly from the spout.
- After drinking, close the flip lid and engage the safety lock.
Video: Official Zojirushi video demonstrating the features and use of the Stainless Carry Tumbler, including opening and closing the flip lid and its portability.
Maintenance and Cleaning
Proper cleaning and maintenance are crucial for the longevity and hygiene of your Zojirushi tumbler.
- Hand Wash Only: The tumbler is not dishwasher safe. Wash all parts by hand.
- Disassembly for Cleaning: The lid is a one-piece design, simplifying cleaning as there are no gaskets to remove. Unscrew the lid from the body.
- Washing: Use warm water and mild dish soap. A soft sponge or brush is recommended for the interior.
- Rinsing: Rinse all parts thoroughly with clean water.
- Drying: Allow all parts to air dry completely before reassembling or storing to prevent odors and mildew.
- Stain Removal: For stubborn stains or odors, a mixture of warm water and a small amount of baking soda or white vinegar can be used. Let it soak for a few hours, then rinse thoroughly.

Image: A person hand washing the wide-mouth opening of the Zojirushi Stainless Carry Tumbler with a sponge.
Important Notes:
- Do not use bleach, abrasive cleaners, or scrub brushes with metal bristles, as these can damage the finish and interior coating.
- Do not immerse the entire tumbler body in water for extended periods.
Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| Liquid leaks from the lid. | Lid not screwed on tightly, flip lid not closed, safety lock not engaged, or overfilling. | Ensure the lid is screwed on firmly. Close the flip lid and engage the safety lock. Do not fill past the recommended level. |
| Beverage does not stay hot/cold. | Lid not properly sealed, or tumbler was not pre-heated/pre-cooled. | Check lid seal and ensure it's closed tightly. Pre-heat or pre-cool the tumbler before use. |
| Unpleasant odor inside. | Improper cleaning or residue buildup. | Clean thoroughly with warm water and mild soap. For persistent odors, use a baking soda solution as described in the Maintenance section. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | SX-KA40HM |
| Capacity | 13.5 Ounces (400 Milliliters) |
| Material | 18/8 Stainless Steel, BPA-free Plastic |
| Color | Forest Gray |
| Heat Retention | 138°F (59°C) @ 6 hours |
| Cold Retention | 50°F (10°C) @ 6 hours |
| Item Weight | 0.29 Kilograms |
| Dimensions (W x H) | 3.4"W x 9"H |
| Care Instructions | Hand Wash Only (Not Dishwasher Safe) |

Image: Diagram showing the dimensions of the Zojirushi Stainless Carry Tumbler: 3.4 inches wide and 9 inches high.
Warranty and Support
Zojirushi provides a 5-year warranty on heat retention for this product. For warranty claims, product support, or inquiries, please contact Zojirushi customer service. Keep your purchase receipt as proof of purchase.
For more information, visit the official Zojirushi website or refer to the contact details provided with your product packaging.