The Best Non-Toxic Waterproof Phone Cases of 2026
116 of the 119 waterproof phone cases PFAS Authority has graded reach its 70 point pass mark for PFAS and other toxins, 97.5% of the category, as of October 2026, and 3 score below it. The highest graded is Pela Flaxstic Compostable Phone Case at 100 out of 100.
Every grade below is built from published materials, ingredient lists, certifications and brand disclosures, scored on one public rubric and ranked best-graded first. Each score links to the full breakdown of what earned it, and the numbers across the whole dataset are published too.
Are waterproof phone cases non-toxic?
116 of the 119 waterproof phone cases we graded clear our screen and 3 do not. Non-toxic is not a defined or regulated term, so what we can tell you is what our graders recorded. Beyond PFAS, the hazards found or left unruled-out on waterproof phone cases in this category are microplastics, VOCs and off-gassing, phthalates, BPA and bisphenols, undisclosed fragrance. The highest graded here is Pela Flaxstic Compostable Phone Case at 100 out of 100.
Quick picks
Third-party certified
Pela Amazon.com: Pela Phone CaseCarries a certification from an outside body
100 Excellent
Brand states its position
Pela Amazon.com: Pela: IPhone CaseThe brand has published a PFAS statement we can quote
100 Excellent
Why Pela Flaxstic Compostable Phone Case wins, and what it beats
Every grade on this page is one sum. A category starts from a baseline, each disclosed material or coating adds risk points, and each thing the brand or a third party has published takes them away. Below is that sum for the winner, then for 3 products it beats, so you can see exactly where the 25 points between the top and the bottom of this waterproof phone cases ranking come from.
The winner
Made of Flax fiber and plant-based resin blend, compostable.
- +10Category baseline. The starting point for this type of product, before anything specific to this product is counted.
- -10Base material not linked to PFAS. The main material recorded for this product is not one associated with PFAS.
- -30Third-party PFAS-free verification. A third party reports verifying this product as PFAS-free.
- -40No PFAS found in lab test. No PFAS detected in independent testing.
What the grade does not fix. Nothing specific to this product adds risk, so what remains is the category baseline that every product here starts from, and our graders recorded 2 other hazards on it. See the full breakdown.
What it beats, and why
What puts it behind. No PFAS disclosure, +15 points. No public statement from the brand about PFAS in this product. The winner carries no such factor.
Made of TPU plastic shell, fabric/synthetic lining.
- +15No PFAS disclosure
- +10Category baseline
- -10Base material not linked to PFAS
15risk points, a grade of 85
What puts it behind. Vague safety claims only, +15 points. Uses vague language ("eco-friendly", "clean") without a specific PFAS statement. The winner carries no such factor.
Made of TPU/polycarbonate blend.
- +15Vague safety claims only
- +10Category baseline
- -10Base material not linked to PFAS
15risk points, a grade of 85
What puts it behind. No PFAS disclosure, +15 points. No public statement from the brand about PFAS in this product. The winner carries no such factor.
Made of Thermoplastic polyurethane (TPU) or similar rigid polymer.
- +15No PFAS disclosure
- +10Category baseline
25risk points, a grade of 75
No product on this page was physically tested by us. Every number above comes from published materials, ingredient and coating disclosures, certifications and brand statements, scored on one public rubric. Formulations change without notice, so check the current product listing before buying.
What to watch for in waterproof phone cases
Beyond the PFAS grade, these are the things our graders recorded on the 119 waterproof phone cases in this category. We assess from materials, brand statements and published research. We do not lab-test.
- Microplastics
Plastic fragments small enough to shed from a product into food, water or air without anyone seeing it.
Found on 1 of these waterproof phone cases. Plausible but unconfirmed on 70 more, meaning nobody has ruled it out. EPA
- VOCs and off-gassing
Volatile compounds that evaporate out of a material at room temperature, which is what a new product smell is.
Found on 1 of these waterproof phone cases. Plausible but unconfirmed on 42 more, meaning nobody has ruled it out. EPA
- Phthalates
Plasticisers that keep vinyl soft and make a scent linger, usually undeclared.
Plausible but unconfirmed on 11 more, meaning nobody has ruled it out. NIEHS
- BPA and bisphenols
Chemicals that harden plastic and line metal cans, and the replacements sold as BPA-free.
Plausible but unconfirmed on 8 more, meaning nobody has ruled it out. NIEHS
- Undisclosed fragrance
A single word on a label that can stand for dozens of undeclared ingredients, protected as trade secret.
Plausible but unconfirmed on 5 more, meaning nobody has ruled it out. FDA
The safest waterproof phone cases we graded, lowest PFAS risk first
- 1
Third-party verified
- Flax fiber and plant-based resin blend, compostable
- A third party reports verifying it as PFAS-free
- Coating degradation and durability over time
2 hazards checked on this product, all on its full breakdown.
- 2
Third-party verified
- plant-based bioplastic (flax and other plant fibers)
- A third party reports verifying it as PFAS-free
- Thermal degradation and warping
3 hazards checked on this product, all on its full breakdown.
- 3
Third-party verified
- Plant-based bioplastic (compostable blend)
- A third party reports verifying it as PFAS-free
- Bioplastic degradation and microparticle shedding
- 4
Third-party verified
- Plant-based bioplastic composite
- The brand calls it PFAS-free, which we have not verified
- Bioplastic composite durability and surface degradation
2 hazards checked on this product, all on its full breakdown.
- 5
- Plant-based bioplastic
- The brand calls it PFAS-free, which we have not verified
- Bioplastic degradation and brittleness over time
- 6
Third-party verified
- plant-based bioplastic, recycled ocean plastic
- The brand calls it PFAS-free, which we have not verified
- Formaldehyde / VOCs
2 hazards checked on this product, all on its full breakdown.
- 7
- TPU plastic shell, fabric/synthetic lining
- We found no PFAS statement from the brand
- TPU plasticizer leaching
3 hazards checked on this product, all on its full breakdown.
- 8
- Woven fabric blend, MagSafe magnets
- We found no PFAS statement from the brand
- Nickel leaching from MagSafe magnets
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- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
Vegan Mattress
- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
All the waterproof phone cases that pass, side by side
Sorted by score. A higher score means lower PFAS risk. Scored against 2 hazards that apply to this category.
| # | Waterproof Phone Cases | Score | Rating | Made of | Key concern |
|---|---|---|---|---|---|
| 1 | Pela Flaxstic Compostable Phone Case | 100 | Excellent | Flax fiber and plant-based resin blend, compostable | Coating degradation and durability over time |
| 2 | Pela Amazon.com: Pela Phone Case | 100 | Excellent | plant-based bioplastic (flax and other plant fibers) | Thermal degradation and warping |
| 3 | Pela Amazon.com: Pela: IPhone Case | 100 | Excellent | Plant-based bioplastic (compostable blend) | Bioplastic degradation and microparticle shedding |
| 4 | Pela 25+ Pela Case for sale | 100 | Excellent | Plant-based bioplastic composite | Bioplastic composite durability and surface degradation |
| 5 | Pela Amazon.com: Pela Case Phone Case | 100 | Excellent | Plant-based bioplastic | Bioplastic degradation and brittleness over time |
| 6 | Pela Shop Pela Case Phone Covers for Eco-Friendly Protection | 100 | Excellent | plant-based bioplastic, recycled ocean plastic | Formaldehyde / VOCs |
| 7 | Anker MagGo Magnetic Case with Stand | 85 | Excellent | TPU plastic shell, fabric/synthetic lining | TPU plasticizer leaching |
| 8 | Apple iPhone 17 Pro Max TechWoven Case with MagSafe | 85 | Excellent | Woven fabric blend, MagSafe magnets | Nickel leaching from MagSafe magnets |
The verdict on waterproof phone cases
Pela Flaxstic Compostable Phone Case grades 100 out of 100, the highest here. It is flax fiber and plant-based resin blend, compostable. A third party reports verifying it as PFAS-free.
Choose Pela Amazon.com: Pela Phone Case instead if you want a second option at 100 out of 100, plant-based bioplastic (flax and other plant fibers).
If an outside certification matters more to you than the grade, that is Pela Amazon.com: Pela Phone Case.
We hold no price data, so nothing here is a budget recommendation. Grades are model-based assessments from published materials and disclosures, not laboratory tests.
The waterproof phone cases we would skip
Lowest scoring in this category, worst first, with the reason.
- 40Poor
- 40Poor
- 50Pela Liquid Screen ProtectorGood
Volatile organic compounds (VOCs) and residual monomers
What we check on waterproof phone cases
- Flame retardants. Chemicals added to foam and electronics, some persistent and bioaccumulative. EPA
- Lead. A heavy metal with no safe exposure level, especially for children. ATSDR
Full point-by-point rubric on the methodology page.
The waterproof phone cases brands we found no PFAS statement from
We found no PFAS statement from 30 of the brands here. That is our research, not proof a brand has never said anything, and it is not evidence of harm. It is why none of them score well on disclosure.
ANCOVE, Anker, Apple, Beats, Blackview, Body Glove, Booe, CAT, Case-Mate, Catalyst, Encore Brandz, Geckobrands.
The brands that have published something, and what each of them actually said, are in our record of what every brand has said about PFAS.
Common questions about PFAS in waterproof phone cases
Are waterproof phone cases PFAS free?
116 of the 119 waterproof phone cases PFAS Authority has graded reach its 70 point pass mark for PFAS and other toxins, 97.5% of the category, as of October 2026, and 3 score below it. The highest graded is Pela Flaxstic Compostable Phone Case at 100 out of 100. The lowest graded is Geckobrands Amazon.com: geckobrands Waterproof Phone Tote with 2L Dry Bag and Adjustable Strap – Protect Your Phone and Valuables Wh at 40 out of 100.
Are waterproof phone cases non-toxic?
116 of the 119 waterproof phone cases we graded clear our screen and 3 do not. Non-toxic is not a defined or regulated term, so what we can tell you is what our graders recorded. Beyond PFAS, the hazards found or left unruled-out on waterproof phone cases in this category are microplastics, VOCs and off-gassing, phthalates, BPA and bisphenols, undisclosed fragrance. The highest graded here is Pela Flaxstic Compostable Phone Case at 100 out of 100.
Which are the safest waterproof phone cases to buy?
On our grades, Pela Flaxstic Compostable Phone Case at 100 out of 100, which we band as Excellent. Then Pela Amazon.com: Pela Phone Case at 100. The one here carrying an outside certification is Pela Amazon.com: Pela Phone Case. These are model-based assessments from published materials, ingredient lists, certifications and disclosures, not laboratory tests, so treat them as the lowest risk we can evidence rather than a safety guarantee.
Which waterproof phone cases grade best for PFAS?
Pela Flaxstic Compostable Phone Case, at 100 out of 100, which we band as Excellent. It is flax fiber and plant-based resin blend, compostable. The runner up is Pela Amazon.com: Pela Phone Case at 100.
Which waterproof phone cases should I avoid?
The three lowest scoring we hold are Geckobrands Amazon.com: geckobrands Waterproof Phone Tote with 2L Dry Bag and Adjustable Strap – Protect Your Phone and Valuables Wh at 40, Geckobrands Waterproof Phone Tote at 40, Pela Liquid Screen Protector at 50. The problem with the first is that skip until brand discloses waterproof coating chemistry
How can you tell if waterproof phone cases contain PFAS?
In this category we check for flame retardants, lead. Chemicals added to foam and electronics, some persistent and bioaccumulative. Language like stain resistant, water repellent or easy release usually means fluorinated chemistry even when PFAS is never printed on the box.
Which waterproof phone cases brands have not published a PFAS statement?
We found no PFAS statement from 30 of the brands we scored in this category, including ANCOVE, Anker, Apple, Beats, Blackview, Body Glove. That is what our research turned up, not proof a brand has never said anything, and a missing statement is not evidence of harm. It is the reason those brands cannot score well on disclosure.
Do you lab test waterproof phone cases?
No. We score from published ingredient lists, materials, certifications, disclosures and third party lab results where they exist. Where a product has been independently tested we use that result and say so.
More food and water categories we have graded
Same rubric, same scale. These are the categories closest to waterproof phone cases.
- Best non-toxic water filters507 graded
- Best non-toxic smart rings256 graded
- Best non-toxic food packaging186 graded
- Best non-toxic lunch boxes175 graded
- Best non-toxic fast-casual food packaging13 graded
- Best non-toxic waterproof camera cases150 graded
- Best non-toxic waterproof personal electronics cases133 graded
- Best non-toxic sports watches & fitness trackers133 graded
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The products we score each week, and the best-graded alternative in every category.
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Does a particular brand of waterproof phone cases have PFAS?
Brands we grade across the catalogue
Everything we have scored from these brands, not just waterproof phone cases.
We also wrote this up at length. PFAS in Waterproof Phone Cases, LifeProof, OtterBox and 112 More Graded
Want to filter the whole category yourself? Browse all 119 waterproof phone cases.