Amazfit · Waterproof Smartphone Cases
Amazfit Balance 2 XT Smartwatch
No coating described, and no PFAS statement from the brand.
The product information we reviewed describes stainless steel case, glass face, plastic/elastomer band, with no water-repellent coating named. Water resistance on products like this usually comes from the material and its seals rather than a surface treatment. The brand has published no PFAS statement for it.
We flunk more products than we pass. This one earned its grade. How we grade
Material
Stainless steel case, glass face, plastic/elastomer band
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Elastomer band degradation and microbial colonization
Silicone or fluoroelastomer bands can harbor bacteria in seams and crevices if not cleaned regularly, particularly during extended wear. This is a hygiene concern rather than chemical toxicity, and standard washing mitigates it.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Nickel leaching from stainless steel contact points
Stainless steel used in watch cases is formulated to resist corrosion and nickel leaching under normal dermal contact. No documented nickel sensitization or leaching incidents are reported for this product or comparable smartwatch models.
Adhesive outgassing from band attachment
Smartwatch bands are mechanically attached or use medical-grade silicone adhesives that do not off-gas volatile compounds at body temperature. No reports of chemical odor, skin irritation, or VOC emission are documented for Amazfit band products.
BPA & bisphenols
Modern smartwatch elastomer bands avoid phthalates and BPA as industry standard. No independent testing or complaints document presence of these compounds in Amazfit bands, though the brand does not publish material specifications.
Source, FDA ↗The full breakdown
What it's made of and why it matters
The Amazfit Balance 2 XT uses a stainless steel case, which is chemically inert and does not leach metals under normal wear conditions. The glass face is sealed and non-contact with skin or consumables, posing no ingestion pathway. The elastomer or plastic band is the primary material contacting skin; elastomers used in smartwatch bands are typically silicone or fluoroelastomer compounds, which are generally stable and do not off-gas volatile organics at body temperature under normal use.
The brand's record and disclosure
Amazfit (Huami subsidiary) does not publish detailed safety or material composition disclosures for watchbands or cases on publicly available resources. No recalls, safety violations, or documented chemical controversies have been established for this product model. The brand has not made explicit PFAS statements, and no coating or surface treatment is documented that would introduce PFAS exposure risk.
How it compares in its category
Smartwatches as a category carry minimal chemical hazard compared to cookware, textiles, or cosmetics because they do not contact food, involve heating, or have extended skin contact. Stainless steel construction is the premium standard and avoids issues found in cheaper plastic-dominant housings. This model's material composition is typical for mid-to-high-range smartwatches and does not stand out as either having lower concern or higher concern relative to competitors.
If you buy it
Wash the band periodically with mild soap to prevent bacterial growth in crevices, especially if worn during exercise or in humid conditions. Avoid prolonged exposure to harsh chemicals or solvents, which could degrade elastomer elasticity over time. The sealed stainless case and glass face require no special care beyond standard cleaning. If the band shows cracks, discoloration, or brittleness after 1-2 years, replacement is purely functional, not a safety trigger.
What we don’t know
- Basis
- Model estimate, 35% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Amazfit has made none
Formulations change between production runs, so check the current label. How we grade.
More waterproof smartphone cases grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.