Introduction
Thank you for choosing the Zojirushi Stainless Steel Mug. This vacuum insulated mug is designed to keep your beverages hot or cold for hours, offering convenience and durability for everyday use. Its compact design maximizes capacity while minimizing space, making it an ideal companion for your daily routine.
Key features include:
- Stainless steel vacuum insulation for superior temperature retention.
- Durable and sanitary 18/8 stainless steel interior with SlickSteel™ finish.
- Wide mouth opening for easy filling and accommodating full-sized ice cubes.
- Flip-top lid with a safety lock to prevent accidental opening.
Safety Precautions
Please read all instructions carefully before use to ensure safe and proper operation. Failure to follow these instructions may result in injury or product damage.
- WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
- Do not overfill the mug. Leave space for the lid to prevent overflow.
- Ensure the lid is securely closed and the safety lock is engaged before carrying.
- Keep hot beverages out of reach of children.
- Do not use in a microwave, oven, or on a stovetop.
- Do not use for dry ice or carbonated beverages, as pressure may build up and cause the lid to eject or contents to spray.
- Hand wash only. This product is not dishwasher safe.
Parts Identification
Familiarize yourself with the components of your Zojirushi Stainless Steel Mug:
- Mug Body: The main stainless steel container.
- Lid Assembly: Includes the flip-open lid, mouthpiece with air vent, and safety lock.
- One-Piece Stopper with Integrated Gasket: Ensures leak-proof performance.

Image: Zojirushi Stainless Steel Mug with its lid open, revealing the mouthpiece and internal stopper mechanism. The mug is black and sleek.

Image: A detailed view of the Zojirushi mug's lid, highlighting the safety lock switch and the button to release the flip-open lid. The internal white mouthpiece is visible.
Setup
Initial Cleaning
- Before first use, wash the mug body and all lid components thoroughly with warm water and mild dish soap.
- Rinse all parts completely and allow them to air dry.
Assembling the Lid
Ensure all lid components are dry before assembly. Refer to the 'Maintenance and Cleaning' section for detailed disassembly/reassembly steps.
Operating Instructions
Filling the Mug
- Open the lid and pour your desired hot or cold beverage into the mug.
- Do not fill above the bottom edge of the lid assembly when closed to prevent overflow.
- The wide mouth opening (approximately 1-5/8 inches) allows for easy addition of ice cubes.
Using the Flip-Open Lid and Safety Lock
- To open the lid, slide the safety lock to the 'unlock' position (indicated by an open padlock icon).
- Press the button on the front of the lid to release the flip-open lid. The 2-step lid release mechanism helps prevent condensation from flinging off.
- After drinking, close the lid firmly until it clicks.
- For secure transport, slide the safety lock back to the 'lock' position (indicated by a closed padlock icon).
Drinking from the Mug
The mouthpiece features an air vent that allows beverages to flow out smoothly without gushing or overflowing.
Video: Zojirushi SM-VH Stainless Mug - This video demonstrates the compact and lightweight design, superior heat retention, and leak-proof features of a Zojirushi stainless mug, showing it being used in various daily scenarios and refilled at a coffee shop.
Maintenance and Cleaning
Regular cleaning is essential to maintain hygiene and product longevity. This mug is designed for easy cleaning with a completely disassemblable lid.
Disassembly for Thorough Cleaning
- Open the lid.
- Remove the stopper by gently pulling it out.
- Separate the gasket from the stopper for individual cleaning.
Washing Instructions
- Wash all parts with warm water and mild dish soap using a soft sponge or brush.
- Pay special attention to the mouthpiece and gasket to remove any residue.
- Rinse thoroughly with clean water.
- IMPORTANT: Do not use abrasive cleaners, scrub brushes, or harsh chemicals. Do not boil the lid components.
- NOTE: This mug is Hand Wash Only and not dishwasher safe.
Reassembly
- Ensure all parts are completely dry.
- Carefully reattach the gasket to the stopper.
- Insert the stopper back into the lid assembly until it clicks securely into place.
- Close the lid.
Video: Zojirushi SM-WR_E Stainless Mug - This video illustrates the features of a Zojirushi stainless mug, including its compact design, 2-step lid release, air vent, leak-proof one-piece stopper, wide mouth opening, and easy cleaning through lid disassembly.
Troubleshooting
- Liquid not staying hot/cold: Ensure the lid is properly assembled and securely closed. Check the gasket for any damage or misalignment.
- Lid difficult to open/close: Check for any debris obstructing the lid mechanism or safety lock. Ensure the safety lock is in the correct position.
- Leakage: Verify that the stopper and gasket are correctly installed and not damaged. Make sure the lid is tightly closed.
Specifications
| Feature | Detail |
|---|---|
| Brand | Zojirushi |
| Model Name | Zojirushi Stainless Steel Mug |
| Model Number | SM-KHE48BA |
| Capacity | 16 Fluid Ounces (0.48 Liters) |
| Color | Black |
| Material | Stainless Steel |
| Product Dimensions | 2.88"W x 9.13"H |
| Item Weight | 0.56 Pounds (9 ounces) |
| Heat Retention | 187°F @ 1 hr. / 154°F @ 6 hrs. |
| Cold Retention | 48°F @ 6 hrs. |
| Special Feature | Vacuum Insulation, Rust Resistant |
| Product Care Instructions | Hand Wash Only |
Warranty and Support
For warranty information or customer support, please refer to the official Zojirushi website or contact their customer service directly. Keep your purchase receipt for any warranty claims.





