Reebok · Synthetic Athletic Insoles & Orthotics
Reebok MemoryTech Massage SD & Conductive Replacement Footbed
Unknown coating composition. Insufficient public data to assess PFAS risk.
Reebok has not disclosed the composition of the conductive coating on this footbed. Memory foam and conductive additives raise uncertainty about PFAS use. No third-party testing or certifications available.
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Material
Memory foam/gel, conductive coating (unspecified)
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Unknown / proprietary coating
Proprietary coating with no disclosed chemistry.
Category baseline
clothing is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
This footbed combines viscoelastic polyurethane memory foam (standard pressure-relief material) with an unidentified conductive coating meant to dissipate static electricity. The conductive layer's composition is not publicly disclosed by Reebok, which is the primary concern: conductive coatings can incorporate antimony, carbon black, or other additives whose safety profiles depend on formulation and migration risk. Memory foam itself is generally stable when used in footwear, but degradation under heat and moisture, common in shoes, can release volatile organic compounds and potentially mobilize additives.
The brand's record and disclosure
Reebok (owned by Authentic Brands Group as of 2021) has not published detailed material safety data sheets or restricted substance lists for replacement footbeds. The brand remains silent on PFAS use in coatings and has no publicly available third-party certifications (e.g., Oeko-Tex, GOTS) for this product. Reebok's parent company has faced criticism for limited transparency on chemical additives in footwear, though no specific recalls of this footbed model are documented.
How it compares in its category
Replacement footbeds with conductive or "anti-static" properties are niche; most alternatives use untreated polyurethane or EVA foam without functional coatings. Those that do include conductive layers (e.g., some ESD-rated industrial insoles) typically disclose the conductive agent (often carbon-based) and undergo electrostatic testing. Reebok's refusal to name the coating material places this product below the transparency standard of specialty footbed makers like Superfeet or Powerstep, which publish full material lists.
If you buy it
Inspect the footbed monthly for peeling, cracking, or discoloration of the conductive coating, as degradation can release particles and volatile compounds into the shoe microenvironment. Avoid machine washing or exposing to heat above 50 degrees Celsius, which accelerates foam breakdown. Replace if the coating visibly delaminates or if you notice unusual odors after 6-12 months of wear. Store in a cool, dry place and allow shoes to air dry naturally after use to minimize moisture-driven deterioration.
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.”
Unspecified conductive coating composition
The conductive layer's chemical identity is not disclosed. Without ingredient transparency, potential additives (antimony, heavy metals, PFAS-based agents) cannot be ruled out. Coating contact with foot skin and sweat creates a migration pathway if binders or additives are poorly bound.
Volatile organic compound (VOC) off-gassing from foam degradation
Polyurethane memory foam releases VOCs when exposed to moisture, heat, and mechanical stress, all present in footwear. Degradation is accelerated in high-sweat environments. Long-term inhalation of low-level VOCs is not known to cause acute harm but can trigger mild respiratory or olfactory irritation in sensitive individuals.
Coating delamination and microparticle shedding
The interface between memory foam and conductive coating is a failure point. Peeling or flaking introduces microparticles into the shoe, with unknown composition. Direct contact with foot skin is possible if the coating degrades sufficiently.
Skin sensitization from residual coating solvents or curing agents
No documented cases of dermatitis from this specific footbed are on record. However, reactive polyurethane coatings may retain trace solvents or isocyanate residues if curing was incomplete; these are skin irritants at high concentration but unlikely at consumer-use levels if manufacturing control is adequate (unknown for this product).
Foam breakdown and compression loss over time
Memory foam footbeds typically lose 10-30% of cushioning within 6-12 months of regular wear. Accelerated breakdown in humid or high-temperature conditions may release polymer fragments and trapped additives; replacement is warranted when compression is visibly reduced.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 35% 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.
Safer alternatives in Synthetic Athletic Insoles & Orthotics
Powerstep
Pulse Performance Insoles
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Insoles unlikely to contain PFAS, but brand offers no transparency.
⚠Risky category by default
Powerstep
PULSE E
foam insoles, textile upper
No PFAS risk data available.
⚠Risky category by default
Powerstep
PULSE Maxx Orthotic Running Shoe Insert
Foam, fabric, and elastomer blend
No PFAS concern likely, but brand silence limits certainty.
⚠Risky category by default
More synthetic athletic insoles & orthotics 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.