Silicone Waterproof Smart Rings & Bands, ranked by PFAS safety
All 9 platinum and food-grade silicone in our waterproof smart rings & bands database, graded A to F and ranked safest first. 5 earn a buy-worthy grade.
Fitbit
Qalo QRNT Slim Smart Ring
silicone elastomer with metal core
Smart ring with silicone body; lower concern but no public PFAS disclosure.
⚠Brand says nothing about PFAS
Circular
Qalo QRNT Smart Ring
Silicone elastomer ring
No PFAS risk identified; silicone smart rings are inherently lower concern.
⚠Brand says nothing about PFAS
Circular
Amazfit Helio Smart Ring
Titanium alloy primary body, silicone band
Smart ring with lower PFAS concern.
⚠Brand says nothing about PFAS
Circular
IMIKI Smart Ring
Titanium alloy with silicone band
Smart ring with titanium core, lower PFAS concern.
⚠Brand says nothing about PFAS
Polar
Smart Ring for Women
Stainless steel casing, silicone band
Lower PFAS concern. Smart rings typically avoid deliberate Teflon-family coating.
⚠Brand says nothing about PFAS
Fitbit
Oura Smart Ring 4
Titanium, stainless steel, sapphire crystal, silicone band with waterproof treatment
Waterproof smart ring; PFAS risk unclear without material disclosure.
⚠Waterproof or stain-proof treatment
Fitbit
Qalo QRNT Smart Ring
Silicone elastomer with unspecified water-resistant coating
Limited disclosure on materials.
⚠Waterproof or stain-proof treatment
Xiaomi
Sr08 Smart Ring Men Women Led Display Screen Heart Rate Blood Oxygen
Silicone band, metal/plastic housing, unspecified waterproof coating
Waterproof wearable with unspecified coating; insufficient PFAS transparency.
⚠Waterproof or stain-proof treatment
Samsung
Galaxy AI Smart Ring Bluetooth Fitness Tracker
Titanium casing, silicone band, electronics, water-resistant coating
Limited public data on coating composition; waterproofing raises concern.
⚠Waterproof or stain-proof treatment
See every material: all waterproof smart rings & bands grades →