Introduction
Thank you for choosing the Marsail Criss Cross Office Chair. This manual provides detailed instructions for assembly, operation, maintenance, and troubleshooting to ensure optimal use and longevity of your chair. Please read this manual thoroughly before assembly and use.
This chair is designed for versatile use in various settings such as home offices, makeup rooms, and bedrooms, offering comfort and adaptability with its adjustable features and wide seating area.
Product Features
- 6-Level Adjustable Armrests: Armrests can be adjusted from 90° to 180° (flat) to accommodate various sitting postures, including cross-legged.
- Comfortable Design: Features a thick padded high-density foam seat and supportive backrest, upholstered in soft, skin-friendly, and wrinkle-resistant chenille fabric.
- Versatile Use: Suitable for sitting cross-legged, lounging, or stretching, making it ideal for vanity, computer, reading, study, or gaming purposes.
- Reclining Function: Offers a reclining range of 90° to 105° for relaxation, with a 90° lock for stable, upright seating during focused tasks.
- Easy Assembly: Designed for quick and straightforward assembly, typically within 15 minutes.
Setup and Assembly
Before beginning assembly, ensure all parts are present and undamaged. Refer to the included hardware kit and instructions. Assembly typically takes 15 minutes.
- Unpack all components and lay them out on a clean, soft surface to prevent scratches.
- Attach the casters to the chair base. Ensure they are securely inserted.
- Insert the gas lift cylinder into the center hole of the chair base.
- Attach the seat plate mechanism to the underside of the seat cushion using the provided screws. Ensure the front of the mechanism faces the front of the seat.
- Connect the backrest to the seat cushion using the designated screws.
- Carefully place the assembled seat and backrest onto the gas lift cylinder.
- Attach the armrests to the chair frame. Ensure they are aligned correctly before tightening screws.
- Verify all screws are tightened and the chair is stable before use.

Image: Components for stability including gas lift, base, and casters.
Operating Instructions
Height Adjustment
To adjust the chair height, locate the lever under the seat on the right side. While seated, pull the lever up to lower the chair. To raise the chair, stand up and pull the lever up. Release the lever at your desired height.
Armrest Adjustment
The armrests feature 6 adjustable positions, ranging from 90° (upright) to 180° (flat). To adjust, gently lift the armrest and rotate it to the desired angle. The armrests can be laid flat to create more space for cross-legged sitting or to accommodate pets.

Image: Illustration of 6-level armrest adjustment.
Recline Function
This chair allows for a gentle recline between 90° and 105°. To recline, pull the lever located under the seat on the left side. Lean back to your preferred angle and release the lever to lock it in place. For an upright, stable position, ensure the chair is locked at 90°.
360° Swivel
The chair is equipped with a 360° swivel function, allowing for easy rotation and access to different areas without moving the base.

Image: Diagram of chair adjustments including height, armrests, recline, and swivel.
Sitting Postures
The wide cushion and adjustable armrests are designed to support various sitting postures, including cross-legged. Adjust the armrests flat to maximize seating space.

Image: Person sitting cross-legged on the chair, demonstrating ample space.

Image: The chair used for various activities: makeup, working, and reading.
Maintenance
Regular maintenance helps prolong the life and appearance of your chair.
- Cleaning: For general cleaning, wipe the chenille fabric with a soft, damp cloth. For spills, blot immediately with a clean, dry cloth. Avoid harsh chemicals or abrasive cleaners.
- Hardware: Periodically check all screws and bolts to ensure they are tight. Re-tighten if necessary to maintain stability.
- Casters: Clean casters regularly to remove dust and debris that may hinder smooth rolling.
- Avoid Direct Sunlight: Prolonged exposure to direct sunlight can cause fabric fading.

Image: Close-up of the chenille fabric, showing its texture and softness.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Chair wobbles or is unstable | Loose screws or uneven assembly | Check and tighten all assembly screws. Ensure the chair is on a flat surface. |
| Height adjustment not working | Gas lift cylinder issue or lever malfunction | Ensure the lever is fully engaged. If the issue persists, contact customer support. |
| Casters not rolling smoothly | Debris in casters or damaged casters | Clean casters to remove hair or debris. Replace damaged casters if necessary. |
| Armrests do not stay in position | Mechanism issue or excessive force | Ensure armrests are clicked into a locked position. Avoid applying excessive downward force when adjusting. |
Specifications
- Brand: Marsail
- Model Name: HNOFC64W-CH-US
- Color: Beige
- Material: Carbon Fiber, Nylon, Wood (Frame), Chenille (Seat Upholstery), Memory Foam (Fill)
- Product Dimensions (D x W x H): 18.9" x 19.5" x 32.1"
- Seat Height: 17.3 inches
- Seat Depth: 18.9 inches
- Seat Length: 19.5 inches
- Item Weight: 31.3 pounds
- Maximum Weight Recommendation: 300 pounds
- Armrest Adjustment: 6 levels (90° to 180°)
- Reclining Range: 90° to 105°
- Features: Adjustable Arm Rest, Rolling Casters, Wide Cushion, Reclining Back, 360° Swivel
- UPC: 840478872156

Image: Product dimensions overview.
Warranty and Support
Warranty Information
Marsail is committed to providing high-quality products. For specific warranty details regarding your Criss Cross Office Chair, please refer to the warranty card included in your product packaging or contact Marsail customer support directly. Keep your purchase receipt as proof of purchase for any warranty claims.
Customer Support
If you have any questions, require assistance with assembly, or encounter any issues not covered in this manual, please contact Marsail customer support. Our team is available to provide guidance and resolve any concerns you may have.
For the most up-to-date contact information, please visit the official Marsail website or refer to your product packaging.