F

Is Ghostek PFAS-free?

Across 8 graded products, Ghostek averages F (40/100). On disclosure, the brand says nothing publicly about PFAS. None of its products grade C or better yet. Grades are model-based estimates, not lab results.

Graded and flagged D and F, we’d swap these

Ghostek iPhone 17 Nautical Slim Case

Ghostek

iPhone 17 Nautical Slim Case

TPU/polycarbonate hybrid shell, likely with silicone bumpers

D
D · Elevated

Lower PFAS concern; phone cases rarely require PFAS, but Ghostek does not disclose material sourcing.

Risky category by default

Ghostek iPhone 16 Series Rugged Full Body MagSafe Cases — NAUTICAL slim

Ghostek

iPhone 16 Series Rugged Full Body MagSafe Cases — NAUTICAL slim

TPU/rubber hybrid rugged case, likely MagSafe metal components

D
D · Elevated

Lower PFAS concern; rugged phone cases rarely require water-repellent coating treatments, but brand transparency is absent.

Risky category by default

Ghostek iPhone 17 Covert Case

Ghostek

iPhone 17 Covert Case

Polycarbonate, TPU elastomer, likely no water-repellent coating treatment

D
D · Elevated

Lower PFAS concern for rigid phone cases; no water-repellent coating applied to hard polymer.

Risky category by default

Ghostek iPhone 16 Waterproof Case Military Grade 10FT Drop Protection — NAUTICAL

Ghostek

iPhone 16 Waterproof Case Military Grade 10FT Drop Protection — NAUTICAL

Polycarbonate/TPU shell with unspecified waterproof coating

F
F · High PFAS

Skip until coating composition is disclosed, waterproof phone cases often use PFAS-based water-repellent coating treatments.

Waterproof or stain-proof treatment

Ghostek Galaxy S26 Waterproof Case Military Grade 10FT Drop Protection — NAUTICAL

Ghostek

Galaxy S26 Waterproof Case Military Grade 10FT Drop Protection — NAUTICAL

TPU/polycarbonate hybrid with unspecified waterproof coating

F
F · High PFAS

Skip until Ghostek discloses waterproof treatment chemistry.

Waterproof or stain-proof treatment

Ghostek Galaxy S25 Waterproof Case Military Grade 10FT Drop Protection — Nautical

Ghostek

Galaxy S25 Waterproof Case Military Grade 10FT Drop Protection — Nautical

Proprietary polymer blend with waterproof coating (unspecified)

F
F · High PFAS

Skip until Ghostek discloses waterproofing chemistry, 10ft drop claims often hide PFAS-based water-repellent coating.

Waterproof or stain-proof treatment

Ghostek Galaxy S26 Waterproof MagSafe Case Military Grade — NAUTICAL slim

Ghostek

Galaxy S26 Waterproof MagSafe Case Military Grade — NAUTICAL slim

TPU/thermoplastic polyurethane with unspecified waterproof coating

F
F · High PFAS

Waterproof phone cases often use PFAS-based water-repellent coating coatings; Ghostek does not disclose, skip if PFAS-concerned.

Waterproof or stain-proof treatment

Ghostek Nautical Slim S25 Waterproof Case Screen Protector and Camera Lens Cover Rugged Magnetic MagSafe Compatible

Ghostek

Nautical Slim S25 Waterproof Case Screen Protector and Camera Lens Cover Rugged Magnetic MagSafe Compatible

TPU/polycarbonate waterproof case with unspecified hydrophobic coatings

F
F · High PFAS

Skip until brand discloses waterproof treatment chemistry; high uncertainty on coating source.

Waterproof or stain-proof treatment

Every grade uses the same public rubric. How grades work →