Rearz · Incontinence Protection Products
Rearz Overnight Booster Pads Case
Unknown waterproof treatment; PFAS risk unclear without material disclosure.
Rearz does not disclose waterproof backing materials or PFAS status. Overnight pads typically use water-resistant coatings that may contain PFAS, but brand transparency is absent.
The safe swap
Lille
Suprem Light Mini 220ml 12 Packs Per Carton
70/100 safety
Same rubric that flunked this product. The swap earned its C.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
cellulose/synthetic absorbent core with waterproof backing layer
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Waterproof / stain-resistant treatment
water-repellent coating treatments have historically used PFAS.
Category baseline
period care 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
Rearz Overnight Booster Pads use a cellulose-based absorbent core (wood pulp) combined with synthetic materials and a waterproof backing layer. The cellulose itself is generally regarded as safe for skin contact, but the waterproof layer's chemical composition is not publicly disclosed by Rearz. Without transparency on whether this backing uses Teflon-type coating, polyurethane, or other polymers, the specific leaching and degradation risks remain unconfirmed.
The brand's record and disclosure
Rearz is a smaller, Australia-based brand focused on incontinence and period products. The company does not publicly disclose material certifications (ISO, Oeko-Tex, or similar third-party standards) or provide detailed component breakdowns for its pads. No major product recalls or safety incidents are documented in public databases. The brand's silence on PFAS use and waterproofing chemistry is consistent with minimal industry-wide disclosure in this category.
How it compares in its category
Most period-pad makers (Kotex, Always, Tampax, and indie brands like Cora and Reel) also do not routinely disclose full waterproof backing chemistry, so Rearz is not an outlier in opacity. However, some competitors have moved toward certified organic or hypoallergenic lines with public material statements. Overnight-specific boosters tend to use thicker synthetic cores and more robust water barriers, increasing the surface area of potentially undisclosed polymers. Rearz's pricing and positioning suggest it targets practical, budget-conscious users rather than the premium/organic segment.
If you buy it
Store pads in a cool, dry place away from direct heat or sunlight to minimize any polymer degradation or off-gassing. Use for intended overnight or heavy-flow periods only; do not repurpose or expose to extreme moisture. If skin irritation, rash, or unusual odor develops, discontinue and switch to a certified hypoallergenic alternative. Consider requesting material safety data sheets or transparency statements directly from Rearz if PFAS concerns are a priority.
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.”
PFAS in waterproof backing
Waterproof layer composition is undisclosed; PFAS-based water repellents are common in period-pad backings, but no specific testing or manufacturer confirmation exists for this product.
Synthetic polymer degradation and leaching
Extended contact with moisture, body heat, and acidic menstrual fluid can degrade synthetic backing layers over time, potentially releasing monomers or plasticizers; risk level depends on specific polymer type (unknown).
Contact dermatitis from undisclosed additives
Adhesives, dyes, or processing residues in the synthetic backing or absorbent layers are not itemized; users with sensitive skin or previous pad-related reactions face unquantified risk.
Microplastics from synthetic core wear
No recalls or documented complaints of microplastic shedding from Rearz pads. Synthetic absorbent cores can fragment if heavily used or stored improperly, but this is not a known issue with this brand.
Chlorine bleach residue (if bleached cellulose used)
Rearz does not disclose whether cellulose is elemental chlorine-free (ECF) or totally chlorine-free (TCF); if ECF is used and improperly rinsed, trace dioxins are theoretically possible but undocumented in period-pad products.
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 Incontinence Protection Products
Lille
Suprem Light Mini 220ml 12 Packs Per Carton
absorbent core, cellulose, standard sanitary materials
Lower concern. Standard pad materials rarely treated with PFAS.
⚠Risky category by default
Lille
Suprem Form Maxi 2920ml
cellulose-based absorbent core, plastic backing
Lower concern. Standard period pad without known PFAS risks.
⚠Risky category by default
Lille
Suprem Form Regular Plus 1570ml 4 Packs Per Carton
absorbent core (cellulose, SAP); outer layers typical nonwoven polypropylene
Period pads pose minimal PFAS risk.
⚠Risky category by default
More incontinence protection products 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.