Okamura · Office Chairs
OSP Home Furnishings Mallory Mid-Back Office Chair
Lower concern; standard office chair with no obvious PFAS applications, but no brand transparency.
The OSP/Okamura Mallory is a conventional mid-back office chair with mesh and fabric upholstery and a metal/plastic frame, categories unlikely to require PFAS-based coatings. However, the brand provides no public statement on PFAS use in textiles or coatings.
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mesh back, fabric seat, plastic/metal frame
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Category baseline
furniture is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
The Mallory chair combines a mesh back (typically polyester or nylon monofilament), fabric seat cushion, and plastic/metal frame. Mesh backing avoids foam off-gassing concerns common in padded office chairs and allows air circulation, reducing heat-trapping. The plastic frame components (likely polypropylene or ABS) are non-structural and low-temperature use, minimizing leaching risk. Fabric seat cushion is the primary chemical exposure point; flammability treatments and dyes are standard in this category but concentration is low in a single chair.
The brand's record and disclosure
Okamura is a Japanese furniture manufacturer with no public safety controversies or significant recalls on record for the Mallory line. The brand has not issued transparency statements about flame retardants, formaldehyde, or heavy metals in dyes, which is typical for mid-market office furniture makers. No third-party certifications (GreenGuard, Oeko-Tex, BIFMA X7.1) are listed for this model, but absence of disclosure does not indicate presence of hazards. As a commercial-grade chair, it likely meets basic US flammability standards (BIFMA or ANSI) but specific test documentation is not publicly available.
How it compares in its category
Office mesh chairs are among the lowest-risk furniture category because they avoid large foam cushions (a major VOC and flame retardant source) and use minimal textile surface area. The Mallory's simple construction is typical for mid-range commercial seating; it carries no known disadvantages versus competitors at the same price point. Higher-end ergonomic chairs often add more padding and upholstery, increasing chemical exposure surface; budget alternatives may use more durable but less breathable plastic. This chair sits safely in the middle: adequate materials without luxury-tier chemical loads.
If you buy it
Unpack indoors in a ventilated space and allow 24-48 hours before extended use if new-product smell is noticeable (unlikely with mesh). Wipe mesh and fabric with a dry or barely damp microfiber cloth; do not soak or machine wash cushion covers. Avoid prolonged heat exposure (sunlight through windows, heating vents directly on seat) as this can accelerate any minor off-gassing. Check for loose stitching or fabric pilling annually; replace cushion covers if fabric degrades, as this is the primary chemical barrier. Normal office-temperature use (18-24°C) poses no heating concerns.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Flame retardant residue in fabric seat
US flammability codes (BIFMA) typically require fabric-covered seating to meet flame standards, usually via topical or fiber-based retardants. Okamura does not disclose the chemistry; brominated or phosphorus-based formulations are both common. Concentration is low in a single chair and off-gassing risk is minimal in normal indoor use.
Azo dyes or heavy metals in fabric colorants
Commercial office chair fabrics may use azo dyes (common in lower-cost textiles) or heavy metal pigments. No testing data is public for the Mallory line. Risk is dermal contact only; inhalation is not a mechanism for dyes in solid fabric.
Formaldehyde in fabric finishing or glues
Textiles and cushion adhesives sometimes use formaldehyde-releasing resins to improve wrinkle resistance or durability. Okamura has not disclosed finish chemistry. Outgassing is typically very low in mesh/minimal-padding designs and dissipates within weeks of purchase.
Plastic frame degradation and microplastic shedding
Polypropylene or ABS frames are stable at room temperature and do not off-gas or shed microplastics under normal office use. No recalls or complaints are on record for OSP/Okamura chairs on this basis.
Bacterial growth in mesh if left wet
Mesh can retain moisture if exposed to spills or high humidity without drying. This is a hygiene concern, not a chemical hazard. Dry promptly with absorbent cloth if wet.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
More office chairs grades
How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.