Amazon Case vs USB-C to USB-C Cable 2-Pack: which is safer?

Where these two actually differ

• We flag Plasticizer or stabilizer leaching, Volatile organic compounds (VOC) off-gassing, Microplastic shedding from abrasion and Coating degradation and unknown replacement material on the and not on the Anker.
• We flag Copper conductor corrosion and oxidation, Thermal degradation of PVC jacket and Microplastic shedding from jacket wear on the Anker and not on the .
• The is Unknown plastic or composite shell where the Anker is PVC outer jacket, copper conductors, standard connectors, which is most of the difference in these two grades.
• These two are level, close enough that price and fit should decide it rather than our grade.
• We are less certain about the grade, at 25% confidence against 78%, because it discloses less.