The Best Glass Waterproof Fitness Trackers & Cases of 2026
All 17 glass options in our waterproof fitness trackers & cases database, graded Bad to Excellent and ranked lowest risk first. 14 earn a buy-worthy grade.
Moto
rola Women's Mobility Moto Watch Smart Watch with Heart Rate Monitor and Accelerometer
Stainless steel case, plastic band, glass/resin display;
Plastic band off-gassing and dermatitis
Limited concern
Nickel contact sensitization from stainless steel
Limited concern
Microplastics
Limited concern
Display delamination and resin edge degradation
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Moto
rola Moto Watch 100
Stainless steel case, elastomer band, glass display with waterproof sealing
Elastomer band degradation and oligomer release
Limited concern
Nickel in stainless steel (contact dermatitis risk)
Limited concern
PFAS
Moderate concern
Bacterial colonization in band seams
Limited concern
Smartwatch with waterproofing.
⚠Brand says nothing about PFAS
Garmin
Vivoactive 5
Glass/silicone band
Silicone band degradation and bacterial colonization
Limited concern
Microplastic shedding from band
Limited concern
Charging port corrosion and electrical safety
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Xiaomi
Redmi Watch 5 Active Smartwatch
Plastic case, glass display, stainless steel band
Plastic degradation and microplastic shedding
Limited concern
Battery leakage and electrolyte exposure
Limited concern
Adhesive outgassing or skin contact irritation
Limited concern
Nickel or cobalt allergy from stainless steel band
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Fossil
Women's Q Venture Smartwatch
Stainless steel case, plastic band, glass screen
Microplastics
Limited concern
Metal allergies from stainless steel case
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Amazfit
Pace GPS Smartwatch
Glass/stainless steel case, elastomer strap
Elastomer strap degradation and bacterial growth
Limited concern
Nickel allergy from stainless steel case
Limited concern
Water-resistance seal integrity over time
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Amazfit
Active 3 Premium GPS Running Smartwatch
Aluminum case, glass screen, silicone band
Aluminum leaching from case
Limited concern
Silicone band contact dermatitis
Limited concern
Seal degradation and bacterial growth
Moderate concern
Glass screen breakage and sharp edges
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Misfit
Misfit Flash
plastic body, glass display, silicone band
Silicone band skin sensitization
Limited concern
Glass display breakage and sharp edges
Moderate concern
Activity tracker with common materials, no known PFAS risk.
⚠Brand says nothing about PFAS
Fitbit
Sense Advanced Health Smartwatch
Stainless steel case, glass screen, elastomer/silicone band
Nickel in stainless steel (skin contact allergen)
Limited concern
Skin irritation from moisture and bacteria trapping
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Fitbit
Inspire 3 Fitness Tracker
Plastic/elastomer band, stainless steel, glass display
Elastomer band degradation and sweat interaction
Limited concern
Bacterial growth under band
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Apple
Watch Series 10 GPS 46mm Aluminum Case Sport
Aluminum case, glass/sapphire display, sports band polymer
PFAS
Limited concern
Elastomer band degradation and micro-particle release
Limited concern
No public PFAS data available; moderate uncertainty persists.
⚠Brand says nothing about PFAS
Epson
SF-810B GPS Watch
Plastic/elastomer case, glass face, stainless steel band
Nickel leaching (stainless steel band)
Limited concern
Bacterial or mold growth in seals
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Garmin Instinct
E 45mm Smartwatch
Polymer case, elastomer band, glass screen
Elastomer band degradation and allergen exposure
Limited concern
Glass screen breakage and sharp edges
Limited concern
No coating described, and no PFAS statement from the brand.
⚠Brand says nothing about PFAS
Garmin Instinct
E 45mm GPS Smartwatch
Polymer case, elastomer band, glass/plastic screen, waterproof seals
Elastomer band degradation and volatile release
Limited concern
Polymer case brittleness and microcracking
Limited concern
Waterproof seal integrity over time
Moderate concern
Waterproofing likely uses PFAS; Garmin silent on composition.
⚠Brand says nothing about PFAS
Apple
Watch SE 3 GPS 44mm Aluminum Case Sport Band
Aluminum case, fluoroelastomer sport band, ion-x glass
PFAS
Limited concern
Ion-X glass fragmentation
Moderate concern
Water resistance method unknown; Apple silent on PFAS.
⚠Waterproof or stain-proof treatment
Apple
Watch SE 2nd 40mm Sport
Aluminum case, Ion-X glass, fluoroelastomer sport band
Fluoroelastomer band dermal sensitization
Limited concern
PFAS
Limited concern
Waterproof electronics; PFAS in coatings unconfirmed without disclosure.
⚠Waterproof or stain-proof treatment
Apple
Watch Series 9 GPS + Cellular Aluminum Case
Aluminum case, ion-X glass, fluoroelastomer seals, proprietary coatings
PFAS
Limited concern
Fluoroelastomer seal degradation and microfragment release
Limited concern
Brand transparency and recall responsiveness
Moderate concern
Waterproofing methods and PFAS content remain unknown.
⚠Waterproof or stain-proof treatment
Every material, ranked together, is in the full waterproof fitness trackers & cases ranking →