Flaxstic Compostable Phone Case vs 25+ RhinoShield Cell Phone Cases, Covers & Skins for Apple for sale: which is safer?
Flaxstic Compostable Phone Case is our pick, better on PFAS and on the overall hazard picture.
Our pick
Pela
Flaxstic Compostable Phone Case
PFAS grade
Excellent 100/100
Overall grade
Excellent 92/100
Verdict
Buy
Hazard flags
⚑ 2
Material
Flax fiber and plant-based resin blend, compostable
Confidence
92%
PossibleCoating degradation and durability over time
PossibleAllergic contact dermatitis from plant fiber or resin
RhinoShield
25+ RhinoShield Cell Phone Cases, Covers & Skins for Apple for sale
PFAS grade
Excellent 75/100
Overall grade
Good 67/100
Verdict
Buy with care
Hazard flags
⚑ 2
Material
TPU, polycarbonate, or similar polymers
Confidence
35%
PossibleVolatile organic compound (VOC) off-gassing
PossiblePolymer degradation and microplastic shed
Where these two actually differ
- We flag Coating degradation and durability over time and Allergic contact dermatitis from plant fiber or resin on the Pela and not on the RhinoShield.
- We flag Volatile organic compound (VOC) off-gassing and Polymer degradation and microplastic shed on the RhinoShield and not on the Pela.
- The Pela is Flax fiber and plant-based resin blend, compostable where the RhinoShield is TPU, polycarbonate, or similar polymers, which is most of the difference in these two grades.
- The gap is 25 points, wide enough that this is not a close call, and the Pela is the one to buy.
- We are less certain about the RhinoShield grade, at 35% confidence against 92%, because it discloses less.
Both products run through the same public rubric, which covers 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 phone cases, see the full ranking