PFAS40/ 100Poor
Overall4/ 100Bad
Sof Sole Water Proofer

Sof Sole · Fabric Stain Guard Sprays

Sof Sole Water Proofer

Poor

Wait for Sof Sole to share waterproofing chemistry or certifications.

Verdict · SkipSilent on PFAS chemistry; waterproofing sprays commonly contain fluorinated compounds or volatile organics with undisclosed safety data.

This Sof Sole spray waterproofs without disclosing the coating formula. No PFAS claims or certifications exist. Higher uncertainty suggests caution.

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

Material

Waterproofing spray coating, composition unspecified

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

What’s concerning

♾️

No PFAS disclosure

No public statement from the brand about PFAS in this product.

85/ 100
♾️

Category baseline

The starting point for this type of product, before anything specific to this product is counted.

90/ 100
♾️

Waterproof / stain-resistant treatment

Water-repellent coating treatments have historically used PFAS.

65/ 100
♾️

PFAS

Fluorinated water repellents are the industry standard for durable performance; Sof Sole does not disclose whether this product contains PFAS. Graded separately at 20/100, indicating moderate-to-high concern given manufacturer silence.

Source, ATSDR
20/ 100
⚠️

Volatile organic compounds (VOCs) from solvent carriers

Waterproofing sprays typically use hydrocarbon or aromatic solvents to deliver active ingredients. Inhalation during application poses acute respiratory irritation risk; chronic exposure data for this specific formulation is not publicly available.

70/ 100
🫧

Coating degradation and microplastic shedding

Spray-applied waterproofing coatings can degrade with washing and wear, potentially releasing particles into the environment. The longevity and breakdown profile of this specific spray are not documented.

70/ 100
💨

Inhalation exposure during application

Aerosol and pump spray application poses acute inhalation risk from propellants, solvents, and active ingredients. Users of waterproofing sprays have reported dizziness, headache, and respiratory irritation; proper ventilation is essential.

45/ 100

What’s reassuring

💨

Formaldehyde / VOCs

Some waterproofing coatings incorporate formaldehyde-releasing binders to improve durability on textiles. No recalls or public documentation of formaldehyde in Sof Sole Water Proofer products has been identified, but absence of evidence is not evidence of absence given the lack of ingredient disclosure.

Source, ATSDR
95/ 100

The full breakdown

What it's made of and why it matters

Sof Sole Water Proofer is a spray-applied coating designed to repel water on textiles and leather. The manufacturer does not publicly disclose its active chemical composition, which is a red flag for waterproofing products because modern water repellents often rely on fluorinated compounds (PFAS) or high-volatility solvents. Without ingredient transparency, it is impossible to assess exposure risk during application or off-gassing after drying.

The brand's record and disclosure

Sof Sole (owned by G-III Apparel Group) has not published detailed ingredient disclosures, safety data sheets accessible to consumers, or certifications (e.g., GOTS, Oeko-Tex, bluesign) for this product. The brand has not publicly committed to phasing out PFAS or provided testing data showing the absence of fluorinated water repellents. This silence is standard for legacy waterproofing sprays but leaves users without the information needed to make an informed choice.

How it compares in its category

Most consumer waterproofing sprays fall into two camps, fluorine-based (PFAS, highly effective but persistent) or solvent-based (volatile organic compounds, lower persistence but immediate inhalation risk). Sof Sole's opacity is typical of mid-market brands; premium alternatives (Nikwax, Granger's) offer PFAS-free or clearly labeled formulas. Budget sprays and aerosols are often the least transparent about chemistry.

If you buy it

Apply in a well-ventilated outdoor space or workspace; do not spray indoors or near children/pets. Allow complete drying (typically 24 hours) before wearing treated items. Reapply every 1-2 seasons depending on use and washing frequency. If you have respiratory sensitivity or are pregnant, consider PFAS-free alternatives from brands with transparent ingredient lists before using any unspecified waterproofing spray.

What we don’t know

Basis
Model estimate, 35% confidence, not a lab result
Lab test
None on record for this exact product
Brand statement
Sof Sole has made none

Formulations change between production runs, so check the current label. How we grade.

Better-graded alternatives in Fabric Stain Guard Sprays

Nikwax Waterproofing Wax for Leather

Nikwax

Waterproofing Wax for Leather

wax-based waterproofing

PFAS Grade65Good
Overall Grade51Good
💨

Respiratory irritation or fume inhalation during application

Limited concern

70
♾️

PFAS

Moderate concern

45

A water-repellent or grease-resistant treatment of unstated chemistry, with a brand PFAS statement we have not verified.

Waterproof or stain-proof treatment

Timberland Waximum Waxed Leather Protector

Timberland

Waximum Waxed Leather Protector

Wax-based leather protector

PFAS Grade65Good
Overall Grade39Poor
⚠️

Volatile organic compounds (VOCs) from solvents

High concern

20
💨

Formaldehyde / VOCs

Limited concern

70
🏷️

Skin sensitization from undisclosed additives

Limited concern

70

Wax coating lower concern than synthetic waterproofing, but unconfirmed.

Brand says nothing about PFAS

Angelus Mink Oil Paste Leather Waterproofer and Contitioner 3 oz

Angelus

Mink Oil Paste Leather Waterproofer and Contitioner 3 oz

mink oil paste, natural oil-based conditioner

PFAS Grade65Good
Overall Grade57Good
⚠️

Microbial growth (natural oil rancidity)

Limited concern

70
⚠️

Skin sensitization (mink oil allergenicity)

Limited concern

70

Lower concern; natural oil product unlikely to contain PFAS but unverified.

Brand says nothing about PFAS

More fabric stain guard 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.