SONGMICS UOSC02BK
SONGMICS UOSC02BK Ergonomic Wobble Stool Instruction Manual
Model: UOSC02BK
Brand: SONGMICS
This manual provides essential information for the safe assembly, operation, and maintenance of your SONGMICS Ergonomic Wobble Stool. Please read thoroughly before use.

Image: The SONGMICS UOSC02BK Ergonomic Wobble Stool, showcasing its adjustable height and sleek design.
1. Safety Information
WARNING: To ensure safe operation and prevent damage, please adhere to the following guidelines:
- Use the anti-slip base to prevent floor damage and ensure stability.
- Assemble the chair strictly according to the provided instructions.
- Do not exceed the maximum weight capacity of 264 pounds (120 kg).
- This chair is designed for users of height 5’8” (173 cm) and above for optimal ergonomic benefits.
- Avoid standing on the stool or using it for purposes other than active sitting or perching.
2. Product Components
Your SONGMICS Ergonomic Wobble Stool package includes the following items:
- 1 x Active Sitting Stool (comprising seat, gas lift, and base)
- 1 x Instruction Manual
The stool consists of three primary parts: the cushioned seat, the height-adjustable gas lift, and the stable, non-slip base.
3. Assembly Instructions
Assembly of the SONGMICS Ergonomic Wobble Stool is quick and requires no tools. Follow these simple steps:
- Insert the gas lift into the center hole of the base.
- Place the seat onto the top of the gas lift, ensuring it is securely seated.
- Press down firmly on the seat to fully engage the components.

Image: A visual guide illustrating the three simple steps to assemble the stool: connecting the gas lift to the base, then attaching the seat to the gas lift.
4. Operating Instructions
4.1 Height Adjustment
The SONGMICS Ergonomic Wobble Stool features an effortless height adjustment mechanism. To adjust the seat height:
- To raise the seat: While standing, lift the stool slightly and press the adjustment button located beneath the seat. The seat will rise automatically. Release the button at your desired height.
- To lower the seat: While seated, press the adjustment button located beneath the seat. The seat will lower under your weight. Release the button at your desired height.
The stool's height can be adjusted from 23.6 inches (60 cm) to 33.3 inches (84.5 cm), allowing for comfortable use with various standing desks, counters, or workspaces.

Image: Close-up of the height adjustment button located under the seat, with arrows indicating upward and downward movement.
Video: Demonstration of the height adjustment feature of the SONGMICS UOSC02BK standing desk chair.
4.2 Active Sitting and Wobble Function
The ergonomic design of this stool encourages active sitting, promoting better posture and reducing stiffness. The stool features:
- An 8° tilt in all directions, allowing for dynamic movement while seated. This gentle wobble helps engage core muscles and improves circulation.
- A swivel seat for easy rotation, enabling you to reach items around your workspace without straining.
- A non-slip base that ensures stability even with active movement, preventing unwanted sliding.

Image: A person using the ergonomic wobble stool, demonstrating the 8-degree tilt and how it supports an active sitting posture.
Video: Overview of the adjustable ergonomic wobble stool, highlighting its features for active sitting.
5. Maintenance
To maintain the longevity and appearance of your SONGMICS Ergonomic Wobble Stool:
- Cleaning: Wipe clean with a damp cloth. Avoid harsh chemicals or abrasive cleaners.
- Inspection: Periodically check all connections to ensure they remain secure.
- Storage: Store in a dry environment away from direct sunlight and extreme temperatures.
6. Troubleshooting
If you encounter any issues with your SONGMICS Ergonomic Wobble Stool, please consider the following:
- Difficulty Adjusting Height: Ensure the adjustment button is fully pressed. If the issue persists, check for any obstructions in the gas lift mechanism.
- Instability/Excessive Wobble: Verify that the stool is assembled correctly and all components are securely fitted. Ensure the base is on a flat, even surface.
- For any other concerns or persistent problems, please contact SONGMICS customer support for assistance.
7. Product Specifications
| Feature | Detail |
|---|---|
| Brand | SONGMICS |
| Model Name | Ergonomic Wobble Stool |
| Item Model Number | UOSC02BK |
| Product Dimensions | 16.1"D x 16.1"W x 33.3"H |
| Adjustable Height Range | 23.6'' - 33.3'' (60 cm - 84.5 cm) |
| Maximum Weight Recommendation | 264 Pounds (120 kg) |
| Materials | Steel, Polyester, Foam, Plywood, PP Plastic (Polypropylene) |
| Color | Ink Black |
| Special Features | Adjustable, Ergonomic, Swivel, 8° Tilt, Non-Slip Base |
| Item Weight | 19.6 pounds |

Image: Detailed product dimensions, maximum weight capacity, and recommended user height for the SONGMICS Ergonomic Wobble Stool.
8. Warranty and Customer Support
For warranty information, product support, or any inquiries not covered in this manual, please contact SONGMICS customer service directly. Refer to the product packaging or the official SONGMICS website for contact details.
Please retain your purchase receipt for warranty claims.
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