


Welax S4 Pro – Ergonomic Office Chair with Foldable Backrest
Key features
- Assise en mousse en W : Mousse structurée, soutien durable et entretien facile
- Accoudoirs relevables : Rabattables pour un gain d'espace
- Commande 3 boutons : Réglages simples et confort rapide
Services & Benefits
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2-7 Business Day Free Delivery
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60-Day Returns
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Personal support
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Eigene Produktion
Shipping Policy
- Free standard shipping to most Canadian regions
- Delivery within 1–7 business days.
- Taxes calculated at checkout
- Tracking provided once your order ships
Return and Refund Policy
- 30-day returns from delivery (unused, original packaging required)
- Return shipping covered for defective, damaged, or incorrect items
- Returns due to personal or subjective reasons require the customer to cover return shipping costs.
- Refunds processed within 3–8 business days after inspection
- Report damage or missing items within 7 days of delivery
Products Care Guide
Keep your chair in top condition by dusting regularly with a soft cloth and cleaning with mild, non-abrasive products. Avoid direct sunlight, excessive moisture, and harsh chemicals. Periodically check and tighten screws to ensure long-lasting performance.

Welax S4 Pro – Ergonomic Office Chair with Foldable Backrest
Product Information
Product Dimensions
28.0" W × 28.0" D × 43.5"–51.2" H
Recommended User Height
61"–73"
Weight Capacity
300 lbs
Product Weight
39.0 lbs
Warranty
3 Years
Package Dimensions
28.7" W × 23.6" D × 16.9" H
Package Weight
50.0 lbs
Number of Packages
1
FAQ
Is the S4 Pro easy to adjust?
Yes. The S4 Pro uses intuitive cable controls that keep key adjustments within easy reach. Adjust the seat height, seat depth, and recline without reaching under the seat.
Does the S4 Pro have enough room for larger users or cross-legged sitting?
Yes. With an 18.3" wide seat and adjustable seat depth, the S4 Pro provides more room for your hips and legs, making it comfortable for different sitting styles.
Can the S4 Pro’s 3D headrest be adjusted?
Yes. The 3D headrest adjusts in height and angle to provide comfortable support whether you’re sitting upright or reclining.
Are the S4 Pro’s armrests adjustable?
Yes. The armrests can flip up and adjust in multiple directions, making it easy to find comfortable arm support for typing, gaming, reading, or relaxing.
What’s the difference between the S4 and S4 Pro?
The S4 focuses on compact storage with its foldable backrest. The S4 Pro offers enhanced comfort and adjustability with cable controls, a wider seat, multi-directional armrests, and a 3D headrest.
Is the S4 Pro difficult to assemble?
Not at all. The S4 Pro comes with the necessary tools and instructions and takes about 15–20 minutes to assemble. No special tools or professional experience required.




