Blackview · Waterproof Phone Cases
Blackview C03 Leather Protective Case with Shoulder Strap For Active 7/Active 10 Pro
Lower concern. Leather cases rarely treated with PFAS.
Leather protective case with shoulder strap for Blackview tablets. No PFAS disclosure from brand, but leather phone cases typically carry minimal PFAS risk compared to synthetic or coated materials.
We flunk more products than we pass. This one earned its grade. How we grade
Material
leather (primary material), shoulder strap
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
What’s concerning
Category baseline
other is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
Lead
Leather tanning typically involves chromium salts and may include residual lead from hides or dyes. External contact with a protective case presents low dermal exposure risk, but abraded or wet leather in contact with skin could allow minor transdermal migration. No test data for this specific product is published.
Source: ATSDR ↗Synthetic dyes and colorants in leather and strap fabric
Leather finishing and the shoulder strap fabric likely contain azo dyes or other colorants. Risk is low because contact is external and intermittent; concern would be higher if the case contacted mucous membranes (mouth, eyes) or abraded skin regularly.
Volatile organic compounds (VOCs) from tanning and finishing
Leather tanning and adhesive curing can off-gas toluene, xylene, and formaldehyde in the first days to weeks. Ventilation during initial use minimizes inhalation risk. Cases stored in sealed bags or warm enclosed spaces may retain VOCs longer.
Formaldehyde / VOCs
Some leather finishing processes and strap adhesives contain formaldehyde resins. External contact and short exposure times make this a minor concern, but sensitive individuals may experience mild irritation with direct prolonged contact.
Source: ATSDR ↗Allergens in natural leather or dyes
Individuals with nickel, chromium, or azo dye sensitivities may react to prolonged shoulder-strap contact. Leather cases with poor tanning quality or high residual dye levels pose higher risk; no independent allergen testing for Blackview cases is available.
What’s reassuring
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
This case is constructed from leather (primary material) with a fabric or synthetic shoulder strap. Leather is a processed animal hide; tanning and finishing processes introduce heavy metals (chromium, lead) and dyes, but leather cases do not concentrate these hazards the way cosmetics or ceramics do because contact is external and intermittent. The shoulder strap fabric or synthetic material may contain synthetic dyes or polyurethane coatings, which carry lower risk in this low-contact application compared to apparel worn directly on skin.
The brand's record and disclosure
Blackview is a Chinese smartphone and accessory manufacturer with limited public disclosure on material safety testing or third-party certifications for their cases. No major recalls or chemical safety controversies are documented in the public record for this brand's accessory line. The company does not appear to have published PFAS statements or chemical restriction policies, though the PFAS grade for this product is rated Excellent (85/100), suggesting leather formulation avoids intentional fluorinated treatments. No independent testing of Blackview cases for heavy metals or allergens is on record.
How it compares in its category
Leather cases generally present lower chemical risk than synthetic polymer cases treated with anti-microbial coatings or flame retardants. This Blackview case sits in the standard market tier: real or semi-aniline leather without known premium certifications (such as OEKO-TEX or Leather Working Group environmental standards). Compared to nylon or silicone protective cases, leather avoids off-gassing concerns but carries mild tanning residue risk; compared to unlined cases, a case with a padded or fabric interior is preferable for device protection and may trap fewer volatile compounds against skin.
If you buy it
Store the case in a well-ventilated area during the first week to allow any residual tanning solvents or dye volatiles to disperse. Avoid prolonged direct contact with bare skin in hot conditions (e.g., wearing over your shoulder in direct sun for hours), as this may increase absorption of any surface dyes or tanning residues; draping it over clothing minimizes skin contact. Clean the case periodically with a soft damp cloth; do not soak it or use harsh solvents, as this can degrade the leather and release tanning metals. Replace the case if the leather begins to crack, peel, or show heavy wear, as degradation may increase leachate release.
What we don’t know
- Basis
- Model estimate, 72% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Blackview has made none
Formulations change between production runs, so check the current label. How we grade.
More waterproof phone 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.