North Street Watch Co. Rugged Rubber Case Strap for Fitbit Charge 6 vs Silicone Bracelet Full Cover for Samsung Galaxy SmartTag 2 Watch Case with Wristband: which is safer?
North Street Watch Co. Rugged Rubber Case Strap for Fitbit Charge 6 is our pick: better on PFAS and on the overall hazard picture.
Our pick
Fitbit
North Street Watch Co. Rugged Rubber Case Strap for Fitbit Charge 6
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleVulcanization residues and accelerators
PossibleDegradation products from sweat and heat
Samsung
Silicone Bracelet Full Cover for Samsung Galaxy SmartTag 2 Watch Case with Wristband
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleSkin sensitization from additives
PossibleDegradation and microparticles
PossibleBacterial or fungal growth
Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More waterproof fitness tracker cases: see the full ranking