Organic Waterproof Mattress Protector Pad, Fitted Stretch Knit Mattress Cover for 9-16 Inch Depth, Twin
Verify directly with brand, waterproof pads often use PFAS unless confirmed otherwise.
This organic stretch knit protector has an unspecified waterproof membrane. The brand makes no public PFAS disclosure, though its organic focus hints at non-fluorinated alternatives.
The better-graded swap
Sleepyhead
Sleepyhead 3 Gel-Infused Memory Foam Mattress Topper with Washable Cover
75/100 safety
Same rubric that flunked this product. The swap earned Excellent.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Organic knit cotton blend with waterproof barrier (unspecified membrane)
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Is Organic Waterproof Mattress Protector non-toxic? What it is made of
This protector pairs organic cotton knit (low pesticide residue) with an unspecified waterproof membrane layer. The membrane is the critical unknown, waterproofing is typically achieved either with PFAS-based Teflon-family coating (like Teflon-type coating), polyurethane (PU), or thermoplastic polyurethane (TPU). The brand does not publicly disclose which technology is used. The organic cotton component is a genuine safety plus, but the barrier layer determines whether this product poses chemical leaching or off-gassing risks during use.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Waterproof / stain-resistant treatment
Water-repellent coating treatments have historically used PFAS.
PFAS
Waterproof barrier composition is not disclosed. PFAS-based Teflon-family coating are the dominant waterproofing technology in mattress protectors; without explicit PU/TPU confirmation from the brand, PFAS presence cannot be ruled out and routine skin/respiratory contact over years poses cumulative exposure risk.
Source, ATSDR ↗Coating degradation and leaching over time
Waterproof membranes on textiles degrade under moisture, body heat, and washing. As the barrier breaks down, underlying binder resins or plasticizers may leach into contact with skin, especially in high-moisture environments like beds. No accelerated aging or leachate testing is documented for this product.
Volatile organic compound (VOC) off-gassing from membrane
Polyurethane and TPU membranes can off-gas isocyanates, plasticizers, or solvents, especially when new or exposed to heat. PFAS-based membranes do not typically off-gas VOCs but present chemical persistence concerns instead. Without membrane identification, off-gassing risk cannot be quantified.
What’s reassuring
Formaldehyde / VOCs
Organic cotton reduces pesticide residues, but waterproof membranes may use formaldehyde-containing binders or adhesives. The brand's organic certification likely covers the cotton, not the waterproofing layer. No formaldehyde testing or restrictions are visible on product documentation.
Source, ATSDR ↗Azo dyes or synthetic dye contamination in knit layer
Organic cotton certification typically excludes synthetic azo dyes (which break down to carcinogenic amines), but brand-level or third-party testing confirmation is not publicly available for this specific SKU. The brand's general organic positioning suggests avoidance, but not explicitly documented here.
The full breakdown
The brand's record and disclosure
The brand is known for organic and natural mattress positioning, but maintains silence on PFAS and waterproofing chemistry across product lines. No independent certifications (e.g., OEKO-TEX, GreenGuard) are visible on standard product listings for this protector. The brand has not faced major recalls related to mattress protectors, but their lack of transparency on membrane composition is a red flag in a category where PFAS use is common and unregulated.
How it compares in its category
Mattress protectors are among the highest-risk textile products for PFAS exposure because waterproofing demands chemical durability. Most budget protectors use PFAS-heavy coatings; premium organic brands sometimes use PU/TPU alternatives, but rarely advertise this. The brand's organic cotton marketing suggests environmental consciousness, yet the waterproofing method remains opaque. Competitors like Saatva, Helix, and some specialty organic brands do provide explicit material disclosures; The brand does not.
If you buy it
Before purchase, contact directly to confirm the waterproof membrane is NOT Teflon-type coating or Teflon-family coating-based; request documentation of PFAS testing if available. Wash before first use in warm water (not hot) to reduce any residual finishes. Do not machine dry on high heat, as waterproof coatings can degrade or off-gas if overheated. Replace every 3-5 years or if the waterproof layer cracks, peels, or allows moisture seepage, as degraded coatings may leach coating materials.
What we don’t know
- Basis
- Model estimate, 62% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- has made none
Formulations change between production runs, so check the current label. How we grade.
Better-graded alternatives in Mattress Protectors
Parachute
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- 100% linen, no reported coating
- We found no PFAS statement from the brand
- Heavy metals
3 hazards checked on this product. See all of them.
Brooklinen
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- polyester down-alternative filling
- We found no PFAS statement from the brand
- Azo dyes and colorant migration
4 hazards checked on this product. See all of them.
Casper
Sleep Comfy Mattress Topper
- Polyurethane foam, cotton/polyester blend cover
- We found no PFAS statement from the brand
- Volatile Organic Compound (VOC) off-gassing
3 hazards checked on this product. See all of them.
More mattress protectors 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.