Waterproof Smartphone & Tech Cases, ranked by PFAS safety

42 products graded A to F, safest first. 10 earn a C or better and are worth buying.

Bad · Better · Best waterproof smartphone & tech cases

The quickest read: what to skip and the top-graded picks worth buying instead.

AvoidF
Voyager Magsafe iPhone 17 Pro

Pelican

Voyager Magsafe iPhone 17 Pro

40/100 safety

No PFAS disclosure. Waterproof smartphone cases often use Teflon-family coating coatings.

Best pickB
Tech21 EvoClear for Apple iPhone 17 Pro

Tech21

Tech21 EvoClear for Apple iPhone 17 Pro

85/100 safety

Polycarbonate phone case.

Worth buying graded C or better, safest first

Tech21 EvoClear for Apple iPhone 17 Pro

Tech21

EvoClear for Apple iPhone 17 Pro

polycarbonate and thermoplastic polyurethane (TPU)

B
C
PFASAll
B · Low PFAS2 flags

Polycarbonate phone case.

Brand says nothing about PFAS

Apple TechWoven MagSafe Case for iPhone 17 Pro

Apple

TechWoven MagSafe Case for iPhone 17 Pro

Woven fabric composite with elastomer MagSafe attachment

B
D
PFASAll
B · Low PFAS4 flags

Limited PFAS risk from material choice, but no brand disclosure

Brand says nothing about PFAS

Apple iPhone 17 Pro Max TechWoven Case with MagSafe

Apple

iPhone 17 Pro Max TechWoven Case with MagSafe

Woven textile blend with MagSafe metal ring

B
C
PFASAll
B · Low PFAS3 flags

Lower concern; typical smartphone case materials lack PFAS triggers.

Brand says nothing about PFAS

Anker MagGo Magnetic Case with Stand

Anccer

Anker MagGo Magnetic Case with Stand

TPU plastic shell, fabric/synthetic lining

B
C
PFASAll
B · Low PFAS3 flags

Typical phone case, no known PFAS concerns, brand offers no disclosure.

Brand says nothing about PFAS

Supcase UB Pro Mag Series S26 Ultra MagSafe Phone Case

SUPCASE

UB Pro Mag Series S26 Ultra MagSafe Phone Case

Thermoplastic polyurethane (TPU) and polycarbonate

B
B
PFASAll
B · Low PFAS1 flag

Phone case material is inherently lower PFAS concern, no public disclosure available.

Brand says nothing about PFAS

SUPCASE UB Pro Series Case for Galaxy S26 Ultra

SUPCASE

UB Pro Series Case for Galaxy S26 Ultra

TPU and polycarbonate hard case

B
C
PFASAll
B · Low PFAS2 flags

Lower concern rigid case, but no PFAS disclosure from brand.

Brand says nothing about PFAS

SUPCASE Unicorn Beetle Pro Case for iPhone 17 Pro

SUPCASE

Unicorn Beetle Pro Case for iPhone 17 Pro

TPU, polycarbonate, rubber blend

B
C
PFASAll
B · Low PFAS3 flags

Phone case with typical polymers, low inherent PFAS risk but unverified.

Brand says nothing about PFAS

UAG Pathfinder Case for iPhone 13

Urban Armor Gear

UAG Pathfinder Case for iPhone 13

TPU (thermoplastic polyurethane) and polycarbonate shell

B
C
PFASAll
B · Low PFAS2 flags

Lower concern. Rigid polymer case, no water-repellent coating or special coatings disclosed.

Brand says nothing about PFAS

UAG Outback Series Case for iPhone 14 Plus

Urban Armor Gear

UAG Outback Series Case for iPhone 14 Plus

Thermoplastic polyurethane (TPU) and armor shell polymer

B
C
PFASAll
B · Low PFAS3 flags

Lower concern. TPU cases typically PFAS-free, but brand offers no disclosure.

Brand says nothing about PFAS

UAG Pathfinder MagSafe Case for iPhone 17

Urban Armor Gear

UAG Pathfinder MagSafe Case for iPhone 17

Thermoplastic polyurethane (TPU) and polycarbonate composite

B
C
PFASAll
B · Low PFAS3 flags

Lower PFAS concern; no obvious treatment triggers flagged.

Brand says nothing about PFAS

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

Tech21 Evolite Case for Apple iPhone 17 Pro

Tech21

Evolite Case for Apple iPhone 17 Pro

Thermoplastic TPE/rubber blend (presumed)

F
F
PFASAll
F · High PFAS3 flags

Unknown coating composition; no brand PFAS disclosure available.

Undisclosed proprietary coating

Tech21 EvoPro MagSafe Phone Case for iPhone 17 Pro

Tech21

EvoPro MagSafe Phone Case for iPhone 17 Pro

Thermoplastic elastomer (TPE) blend, composition unspecified

F
F
PFASAll
F · High PFAS4 flags

Skip; brand provides no PFAS transparency on phone case materials.

Undisclosed proprietary coating

Tech21 FlexQuartz MagSafe Case for iPhone 17 Pro

Tech21

FlexQuartz MagSafe Case for iPhone 17 Pro

Thermoplastic polyurethane (TPU) blend, unspecified coating

F
F
PFASAll
F · High PFAS4 flags

Unknown coating on TPU. Tech21 provides no PFAS disclosure.

Undisclosed proprietary coating

Tech21 FlexQuartz MagSafe Case for iPhone 17

Tech21

FlexQuartz MagSafe Case for iPhone 17

Proprietary polymer blend, coating unspecified

F
F
PFASAll
F · High PFAS3 flags

No PFAS disclosure; unknown polymer coating raises uncertainty.

Undisclosed proprietary coating

Tech21 Evo Check for iPhone 13 Ultra-Protective Phone Case with 16ft Multi-Drop Protection

Tech21

Evo Check for iPhone 13 Ultra-Protective Phone Case with 16ft Multi-Drop Protection

Thermoplastic elastomer blend, likely TPE or similar polymer

F
F
PFASAll
F · High PFAS2 flags

Unknown coating composition.

Undisclosed proprietary coating

Tech21 EvoArmor MagSafe Compatible Case for iPhone 16 Pro

Tech21

EvoArmor MagSafe Compatible Case for iPhone 16 Pro

Thermoplastic polyurethane (TPU) or silicone blend, unspecified coatings

F
F
PFASAll
F · High PFAS3 flags

Unknown coating composition.

Undisclosed proprietary coating

Tech21 FlexQuartz MagSafe Compatible Case

Tech21

FlexQuartz MagSafe Compatible Case

Thermoplastic polyurethane (TPU) with unspecified protective coatings

F
F
PFASAll
F · High PFAS4 flags

Unknown coatings on phone case; brand silent on PFAS.

Undisclosed proprietary coating

SUPCASE Unicorn Beetle Pro Case for iPhone 17 Pro Max

SUPCASE

Unicorn Beetle Pro Case for iPhone 17 Pro Max

Thermoplastic polyurethane (TPU), polycarbonate blend

F
F
PFASAll
F · High PFAS4 flags

Unknown coating composition, no PFAS disclosure available.

Undisclosed proprietary coating

SUPCASE Unicorn Beetle PRO Rugged Case for iPhone 16

SUPCASE

Unicorn Beetle PRO Rugged Case for iPhone 16

Thermoplastic polyurethane (TPU) bumper, polycarbonate back

F
F
PFASAll
F · High PFAS3 flags

Limited data on PFAS use in phone case materials.

Undisclosed proprietary coating

SUPCASE Unicorn Beetle PRO Rugged Case for Galaxy S25 Ultra

SUPCASE

Unicorn Beetle PRO Rugged Case for Galaxy S25 Ultra

TPU, polycarbonate, synthetic rubber blend

F
F
PFASAll
F · High PFAS2 flags

Phone case material composition not fully disclosed; insufficient data for PFAS assessment.

Undisclosed proprietary coating

SUPCASE Unicorn Beetle Pro Rugged Case for iPhone 16 Pro

SUPCASE

Unicorn Beetle Pro Rugged Case for iPhone 16 Pro

TPU, polycarbonate, and elastomer blend

F
F
PFASAll
F · High PFAS3 flags

PFAS risk unclear; typical case materials, but no transparency.

Undisclosed proprietary coating

UAG Monarch Case for iPhone 14 Plus

Urban Armor Gear

UAG Monarch Case for iPhone 14 Plus

thermoplastic polyurethane (TPU) and polycarbonate blend

F
F
PFASAll
F · High PFAS4 flags

Unknown coating composition; no PFAS claims disclosed by brand.

Undisclosed proprietary coating

UAG Pathfinder Clear MagSafe Case for iPhone 16 Pro

Urban Armor Gear

UAG Pathfinder Clear MagSafe Case for iPhone 16 Pro

Clear thermoplastic polyurethane (TPU) or polycarbonate blend with MagSafe metal insert

F
F
PFASAll
F · High PFAS2 flags

Clear phone case; material composition unclear, no PFAS transparency disclosed.

Undisclosed proprietary coating

UAG Anchor Series Hardshell Case for Apple iPhone 12 Pro Max

Urban Armor Gear

UAG Anchor Series Hardshell Case for Apple iPhone 12 Pro Max

Polycarbonate hardshell with unspecified coatings

F
F
PFASAll
F · High PFAS3 flags

No PFAS data available; hardshell cases rarely need PFAS treatments.

Undisclosed proprietary coating

Urban Armor Gear UAG Pathfinder Case with Magnet for Samsung Galaxy S26 Ultra

Urban Armor Gear

UAG Pathfinder Case with Magnet for Samsung Galaxy S26 Ultra

Proprietary polymer blend with TPU, unspecified coatings

F
F
PFASAll
F · High PFAS3 flags

Unknown coatings and adhesives.

Undisclosed proprietary coating

ANCOVE iPhone 16e Waterproof MagSafe Snowproof Dustproof Shockproof IP68 Certified Real 360 Full

Anccer

ANCOVE iPhone 16e Waterproof MagSafe Snowproof Dustproof Shockproof IP68 Certified Real 360 Full

Plastic case with unspecified waterproof coating

F
F
PFASAll
F · High PFAS2 flags

Skip; waterproof coating source unknown, no PFAS disclosure.

Waterproof or stain-proof treatment

Ghostek Nautical S25 Waterproof Case with Belt Clip, Screen Protector and Camera Lens Cover Rugged Magnetic MagSafe Comp

Samsung

Ghostek Nautical S25 Waterproof Case with Belt Clip, Screen Protector and Camera Lens Cover Rugged Magnetic MagSafe Comp

TPU/silicone case with waterproof treatment, screen protector, camera lens cover

F
F
PFASAll
F · High PFAS2 flags

Waterproof phone case, PFAS risk unverified.

Waterproof or stain-proof treatment

Galaxy S22 Ultra Waterproof Case

Samsung

Galaxy S22 Ultra Waterproof Case

TPE elastomer, silicone, unspecified waterproof coating

F
F
PFASAll
F · High PFAS3 flags

Unknown waterproof coating; PFAS presence unconfirmed by brand or testing.

Waterproof or stain-proof treatment

Outdoor Products Large SmartPhone Watertight Phone Case

Apple

Outdoor Products Large SmartPhone Watertight Phone Case

Rubberized plastic shell with waterproof seals, unspecified coating

F
F
PFASAll
F · High PFAS4 flags

Waterproof case material unknown; PFAS risk unclear without disclosure.

Waterproof or stain-proof treatment

Case Mate Waterproof Floating Pouch

Anccer

Case Mate Waterproof Floating Pouch

Polyurethane or PVC with waterproof coating, composition unspecified

F
F · High PFAS

Waterproof pouches often use PFAS-based water-repellent coating.

Waterproof or stain-proof treatment

Outdoor Products Large SmartPhone Watertight Phone Case

Anccer

Outdoor Products Large SmartPhone Watertight Phone Case

Polymer shell with waterproof sealing treatment, composition unspecified

F
F
PFASAll
F · High PFAS4 flags

Skip. Waterproof coating composition undisclosed, PFAS risk unclear.

Waterproof or stain-proof treatment

Anker Universal Waterproof Cell Phone Pouch Case Dry Bag Swim Beach

Anccer

Anker Universal Waterproof Cell Phone Pouch Case Dry Bag Swim Beach

PVC or TPU waterproof pouch, coating unspecified

F
F
PFASAll
F · High PFAS4 flags

Unknown waterproof coating.

Waterproof or stain-proof treatment

Outdoor Products SmartPhone Watertight Phone Case

Anccer

Outdoor Products SmartPhone Watertight Phone Case

Polycarbonate or TPU plastic with unspecified waterproof coating

F
F
PFASAll
F · High PFAS3 flags

Unknown coating composition; waterproof phone cases often use PFAS-based water-repellent coating treatments.

Waterproof or stain-proof treatment

VOS Waterproof Cell Phone Case Green by Encore Brandz

Anccer

VOS Waterproof Cell Phone Case Green by Encore Brandz

Plastic with waterproof coating, specifics undisclosed

F
F
PFASAll
F · High PFAS2 flags

Waterproof plastic case; coating chemistry not disclosed, skip if PFAS-concerned.

Waterproof or stain-proof treatment

Ozark Trail Waterproof Full Cover Case Phone Pouch

Anccer

Ozark Trail Waterproof Full Cover Case Phone Pouch

Polyester or nylon with waterproof coating, unspecified

F
F
PFASAll
F · High PFAS4 flags

Waterproof phone pouch; coating type undisclosed, moderate concern.

Waterproof or stain-proof treatment

SLOOSH Waterproof Phone Case of Inflatable SUP

SUPCASE

SLOOSH Waterproof Phone Case of Inflatable SUP

PVC or TPU with unspecified waterproof coating

F
F
PFASAll
F · High PFAS4 flags

Skip until coating composition is disclosed by brand.

Waterproof or stain-proof treatment

Pelican Voyager Case for Galaxy S25

Pelican

Voyager Case for Galaxy S25

Polycarbonate shell with foam liner, likely water-repellent coating-treated exterior

F
F
PFASAll
F · High PFAS2 flags

Skip until Pelican discloses waterproofing treatment details.

Waterproof or stain-proof treatment

Pelican Protector Case for iPhone 17 Pro Max MagSafe

Pelican

Protector Case for iPhone 17 Pro Max MagSafe

Rugged polymer case, likely polycarbonate or TPE blend with waterproof coating

F
F
PFASAll
F · High PFAS2 flags

No public PFAS disclosure; waterproof cases often use PFAS-based water-repellent coating treatments.

Waterproof or stain-proof treatment

Pelican Voyager Holster Case for iPhone 17 Pro Max

Pelican

Voyager Holster Case for iPhone 17 Pro Max

Polyurethane/elastomer with unspecified waterproof coating

F
F
PFASAll
F · High PFAS2 flags

Skip until Pelican discloses waterproof treatment chemistry.

Waterproof or stain-proof treatment

Pelican Voyager Holster Case for iPhone 17

Pelican

Voyager Holster Case for iPhone 17

Polypropylene copolymer shell with waterproof coating

F
F · High PFAS

Waterproof case likely contains water-repellent coating; PFAS risk unconfirmed by brand.

Waterproof or stain-proof treatment

Pelican Protector Case for Apple iPhone 17 Pro

Pelican

Protector Case for Apple iPhone 17 Pro

Proprietary polymer blend, waterproof coating unspecified

F
F
PFASAll
F · High PFAS3 flags

Skip until brand discloses waterproof coating composition.

Waterproof or stain-proof treatment

Voyager Magsafe iPhone 17 Pro

Pelican

Voyager Magsafe iPhone 17 Pro

Polycarbonate with MagSafe, drop-tested coating

F
F
PFASAll
F · High PFAS3 flags

No PFAS disclosure. Waterproof smartphone cases often use Teflon-family coating coatings.

Waterproof or stain-proof treatment

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