40/ 100
F
OverallF28/100
303 FABRIC GUARD

303 Protectant · Fabric Protection Sprays

303 FABRIC GUARD

F · High PFAS

Fabric guard risks PFAS; brand silent on composition.

Verdict: SkipPFAS risk is significant and brand silent on chemistry; non-PFAS hazards appear minimal if used as directed, but transparency gap warrants caution.

303 Fabric Guard is a water-repellent treatment. Brand discloses no PFAS status, and water-repellent coating fabric treatments historically contain fluorinated compounds. Unverified.

The safe swap

Ecos Fabric Refresher Odor Eliminator Lavender Vanilla 20 Fl Oz

Ecos

Ecos Fabric Refresher Odor Eliminator Lavender Vanilla 20 Fl Oz

100/100 safety

A

Still want this one anyway? Check the price on Amazon. We’d swap it.

Material

Water-repellent fabric treatment coating

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.

Hurts the grade

Category baseline

other is a category where PFAS exposure is more common.

Hurts the grade

No PFAS disclosure

No public statement about PFAS in this product.

Hurts the grade

The full breakdown

What it's made of and why it matters

303 Fabric Guard is a water-repellent coating applied to textiles to resist moisture and staining. The product's active chemistry is not fully disclosed by the brand, but fabric protectants in this category historically rely on fluorocarbon chains (PFAS-based) or, increasingly, silicone or hydrocarbon alternatives to achieve water repellency. The lack of public ingredient disclosure from 303 makes independent assessment of the specific chemistry difficult, leaving uncertainty about whether this formulation contains legacy PFAS, newer PFAS variants, or alternative chemistries.

The brand's record and disclosure

303 Protectant is a well-established brand in the automotive and fabric care market, but has not published a clear statement on PFAS content or source materials for this product. The brand does not advertise PFAS-free status or list ingredients on publicly available packaging or website materials reviewed in standard sources. This silence is notable given industry-wide movement by competitors toward transparent labeling or PFAS-free alternatives; it suggests either continued use of PFAS chemistries or a deliberate choice not to differentiate on this issue.

How it compares in its category

Fabric guard products span a wide spectrum: older formulations relied almost entirely on long-chain PFAS, while newer entrants explicitly market PFAS-free options using silicone, wax, or plant-derived polymers. 303 Fabric Guard occupies the middle ground without transparent positioning, making it harder for consumers to compare. Brands like Scotchgard have faced litigation over PFAS and now offer select PFAS-free lines, whereas 303 has not publicly adopted that differentiation strategy.

If you buy it

Apply in a well-ventilated area or outdoors to minimize inhalation of any spray aerosol. Allow treated fabrics to dry fully (typically 24 hours) before contact. Avoid applying to items that will contact skin frequently or be used by infants or pets without dry time. If you are concerned about PFAS exposure, consider requesting ingredient transparency from the brand or switching to a competitor that explicitly certifies PFAS-free formulation; this product's silence makes risk reduction difficult without switching.

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.”

Possible

Volatile organic compounds (VOCs) and inhalation exposure

Fabric guard sprays typically contain solvents and propellants that emit VOCs during application and drying. The specific solvent profile of 303 Fabric Guard is not publicly disclosed, so the magnitude of VOC exposure cannot be precisely quantified from available information.

Possible

Respiratory irritation from spray inhalation

Aerosol application can generate fine mist particles and solvent vapors that may irritate lungs, throat, or nasal passages during use. Risk is minimized by outdoor or well-ventilated application but remains present with typical home use.

Possible

Skin or eye contact from spray drift

Accidental spray contact during application may cause temporary irritation. This is a minor hazard typical of consumer spray products, mitigated by standard precautions like wearing gloves and avoiding face contact during spraying.

None known

Microplastic or polymer residue shedding

No established reports of 303 Fabric Guard shedding microplastics or polymer debris during normal use or washing. However, long-term durability and breakdown behavior under repeated washing and UV exposure have not been publicly characterized.

None known

Heavy metals or pigment contaminants

No recalls or warnings regarding lead, cadmium, or other metals in 303 Fabric Guard formulations. Fabric protectants do not typically contain pigments or decorative metals, so this hazard is low-probability for this product class.

What we don’t know

This grade is a model-based estimate from public materials, coatings, and brand disclosure at 45% 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 Fabric Protection Sprays

Ecos Fabric Refresher Odor Eliminator Lavender Vanilla 20 Fl Oz

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Fabric Refresher Odor Eliminator Lavender Vanilla 20 Fl Oz

water-based liquid cleanser, no intentional PFAS additives

A
B
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Verified PFAS-free by a third party

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liquid odor eliminator, plant-based formula

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Zep Instant Carpet & Upholstery Spot Remover

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More fabric protection sprays 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.