Non-Toxic Waterproof Storage Cases, ranked by PFAS grade
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Top-graded picks in the categories readers replace first, every one scored on the same rubric.
- 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.
9 of the 15 waterproof storage cases PFAS Authority has graded score below its 70 point pass mark for PFAS and other toxins, 60% of the category, as of October 2026, leaving 6 that pass. The highest graded is Zarges Aluminium Eurobox 41l at 85 out of 100.
The full ranking is below, best-graded first, with every score linking to the evidence behind it.
Are waterproof storage cases safe?
6 of the 15 waterproof storage cases we graded come back low-concern on our screen and 9 do not. Our grades are model-based assessments built from published materials, ingredient lists, certifications and brand disclosures, not laboratory tests, so they say what we can evidence rather than that anything is safe.
Best graded waterproof storage cases here
- 1Zarges Aluminium Eurobox 41l 85 out of 100
- 2zarges K470 Aluminum Shipping And Storage 85 out of 100
- 3zarges K470 Aluminum Storage Case 85 out of 100
Start here
The best non-toxic jewelry cases & organizers, ranked by grade
Jewelry Cases & Organizers, ranked.
The quickest read, what to skip and the top-graded picks worth buying instead.
Wren Waterproof Storage Case
Skip until brand discloses waterproof coating chemistry.
Zarges
Aluminium Eurobox 41l
Low concern. Bare aluminum storage with no known PFAS treatments.
Why Zarges Aluminium Eurobox 41l 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 1 product it beats, so you can see exactly where the 45 points between the top and the bottom of this jewelry cases & organizers ranking come from.
The winner
Made of Aluminium alloy, bare unpainted surface.
- +15No PFAS disclosure. No public statement from the brand about PFAS in this product.
- +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.
15risk points in total, which is a grade of 85
What the grade does not fix. It still carries one risk factor, No PFAS disclosure, and our graders recorded 3 other hazards on it. See the full breakdown.
What it beats, and why
What puts it behind. Waterproof / stain-resistant treatment, +35 points. Water-repellent coating treatments have historically used PFAS. The winner carries no such factor.
Made of Polypropylene hard case with unspecified waterproof coating/treatment.
- +35Waterproof / stain-resistant treatment
- +15No PFAS disclosure
- +10Category baseline
60risk points, a grade of 40
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.
Which jewelry cases & organizers are PFAS-free? Good or Excellent, best-graded first
- Aluminium alloy, bare unpainted surface
- We found no PFAS statement from the brand
- Aluminium leaching (acidic food contact)
3 hazards checked on this product, all on its full breakdown.
- Aluminum with optional plastic lids
- We found no PFAS statement from the brand
- Aluminum leaching
2 hazards checked on this product, all on its full breakdown.
- Aluminum with stainless steel hardware and latch mechanisms
- We found no PFAS statement from the brand
- Aluminum leaching (minimal)
3 hazards checked on this product, all on its full breakdown.
- Aluminum with rubber gasket/hinges
- We found no PFAS statement from the brand
- Aluminum corrosion and leaching
2 hazards checked on this product, all on its full breakdown.
Large 2-Layer KOR Kit
- Aluminum or steel case with plastic/polymer interior fittings
- We found no PFAS statement from the brand
- Polymer off-gassing from interior fittings
3 hazards checked on this product, all on its full breakdown.
Small 3-Layer KOR Kit
- Polypropylene and stainless steel
- We found no PFAS statement from the brand
- Polypropylene degradation under heat stress
3 hazards checked on this product, all on its full breakdown.
Which jewelry cases & organizers contain PFAS? Poor and Bad, we’d swap these
Storm Case
Lineman Storm Box - 24" Wheeled Waterproof Hard Case with Pick-and-Pluck Foam, Model 305, Navy
- Polypropylene hard case with unspecified waterproof coating/treatment
- We found no PFAS statement from the brand
- Polypropylene thermal off-gassing
3 hazards checked on this product, all on its full breakdown.
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- Polypropylene shell with waterproof seal
- We found no PFAS statement from the brand
- Gasket material degradation and leachate
2 hazards checked on this product, all on its full breakdown.
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- Aluminum frame, polycarbonate/ABS body, waterproof sealing coating
- We found no PFAS statement from the brand
- BPA & bisphenols
4 hazards checked on this product, all on its full breakdown.
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- Polypropylene or polymeric hard case with waterproof treatment
- We found no PFAS statement from the brand
- Volatile organic compounds (VOCs) from unknown waterproof coating
3 hazards checked on this product, all on its full breakdown.
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Eunoia Selects Travel Friendly Waterproof Jewelry Organizer Box
- Hard case with unspecified waterproof coating/lining
- We found no PFAS statement from the brand
- Waterproof coating composition (unspecified)
- Fabric/textile with waterproof coating, unspecified
- We found no PFAS statement from the brand
- Waterproof coating degradation and particle shedding
4 hazards checked on this product, all on its full breakdown.
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- Hard polymer shell with unspecified waterproof coating
- We found no PFAS statement from the brand
- Unspecified waterproof coating leachables
3 hazards checked on this product, all on its full breakdown.
Find an alternative on Amazon
Women's Waterproof Jewelry Storage Box
- Plastic/polymer with waterproof coating, unspecified
- We found no PFAS statement from the brand
- PFAS
5 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonWren Waterproof Storage Case
- rigid plastic case with waterproof coating
- We found no PFAS statement from the brand
- PFAS
3 hazards checked on this product, all on its full breakdown.
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