The Best Silicone Waterproof Phone Cases of 2026
All 14 platinum and food-grade silicone in our waterproof phone cases database, graded Bad to Excellent and ranked lowest risk first. 14 earn a buy-worthy grade.
Why Griffin Survivor Case with Belt Clip for Apple 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 10 points between the top and the bottom of this silicone waterproof phone cases ranking come from.
The winner
Made of Polycarbonate, silicone, TPE.
- +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. See the full breakdown.
What it beats, and why
What puts it behind. The winner earns -10 points for Base material not linked to PFAS. We found nothing comparable published for this product.
Made of Thermoplastic polyurethane (TPU) or silicone, waterproof seals.
- +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.
All 14 silicone waterproof phone cases, best graded first
- Polycarbonate, silicone, TPE
- We found no PFAS statement from the brand
- Volatile organic compound (VOC) off-gassing
- TPE/silicone
- We found no PFAS statement from the brand
- Seal degradation and waterproof failure
2 hazards checked on this product, all on its full breakdown.
- Plastic (likely TPU or silicone blend)
- Phthalate leaching from TPU or silicone blend
3 hazards checked on this product, all on its full breakdown.
Galaxy S22 Ultra Waterproof Case
- TPE elastomer, silicone
- Bacterial or mold growth in seals
2 hazards checked on this product, all on its full breakdown.
- Thermoplastic urethane (TPU) or silicone rubber
- We found no PFAS statement from the brand
- Silicone or TPU off-gassing (VOCs)
3 hazards checked on this product, all on its full breakdown.
- TPU/silicone blend
- We found no PFAS statement from the brand
- Heavy metals
3 hazards checked on this product, all on its full breakdown.
- TPU or silicone dual-layer
- We found no PFAS statement from the brand
- Silicone or TPU degradation and leachates
3 hazards checked on this product, all on its full breakdown.
- Silicone and TPU
- We found no PFAS statement from the brand
- TPU degradation over extended UV exposure
3 hazards checked on this product, all on its full breakdown.
- Thermoplastic polyurethane (TPU) or silicone elastomer
- We found no PFAS statement from the brand
- Microplastics
2 hazards checked on this product, all on its full breakdown.
iPhone 17 Series MagFit Case
- TPU/silicone polymer blend (typical for phone cases)
- We found no PFAS statement from the brand
- Phthalates
3 hazards checked on this product, all on its full breakdown.
- Rubber/silicone
- We found no PFAS statement from the brand
- Bacterial or mold growth in seals and edges
2 hazards checked on this product, all on its full breakdown.
Ghostek
Nautical S25 Waterproof Case with Belt Clip, Screen Protector and Camera Lens Cover Rugged Magnetic MagSafe Comp
- TPU/silicone case, screen protector, camera lens cover
- We found no PFAS statement from the brand
- TPU degradation under UV and heat stress
3 hazards checked on this product, all on its full breakdown.
- Thermoplastic polyurethane (TPU) or silicone blend
- We found no PFAS statement from the brand
- Microplastic shedding from case degradation
2 hazards checked on this product, all on its full breakdown.
- Thermoplastic polyurethane (TPU) or silicone, waterproof seals
- We found no PFAS statement from the brand
- Waterproof seal and adhesive composition (undisclosed)
3 hazards checked on this product, all on its full breakdown.
Every material, ranked together, is in the full waterproof phone cases ranking →