Large 2-Layer KOR Kit vs K470 Aluminum Storage Case: which is safer?

These two grade almost identically. Pick on price and preference; neither has a PFAS edge.

Large 2-Layer KOR Kit

Zarges

Large 2-Layer KOR Kit

PFAS grade

B 85/100

Overall grade

C 73/100

Verdict

Buy

Hazard flags

⚑ 3

Material

Aluminum or steel case with plastic/polymer interior fittings

Confidence

72%

PossiblePolymer off-gassing from interior fittings

PossibleFoam degradation and particulate shedding

PossibleMicrobial growth in seals and interior

Why this gradeBuy
zarges K470 Aluminum Storage Case

Zarges

K470 Aluminum Storage Case

PFAS grade

B 85/100

Overall grade

C 73/100

Verdict

Buy

Hazard flags

⚑ 3

Material

Aluminum with stainless steel hardware and latch mechanisms

Confidence

78%

PossibleAluminum leaching (minimal)

PossibleCorrosion of stainless fittings and seams

PossibleAnodize layer degradation

Why this gradeBuy

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 jewelry cases & organizers: see the full ranking