Kitchen Slow Cooker Liner vs Slow Cooking Liners: which is safer?

Slow Cooking Liners is the clear pick. Crock-Pot Kitchen Slow Cooker Liner carries a failing PFAS grade, and we never recommend buying a failing product.

Crock-Pot Kitchen Slow Cooker Liner

Crock-Pot

Kitchen Slow Cooker Liner

PFAS grade

F 15/100

Overall grade

F 0/100

Verdict

Skip

Hazard flags

⚑ 4

Material

nylon or polyester liner with unspecified coating

Confidence

35%

PossibleTeflon-type coating fume risk (from unspecified nonstick coating)

PossibleMicroplastic or fiber shedding

LikelyCoating delamination or degradation over time

Why this grade

Our pick

Slow Cooking Liners

If You Care

Slow Cooking Liners

PFAS grade

A 100/100

Overall grade

B 88/100

Verdict

Buy

Hazard flags

⚑ 3

Material

Unbleached parchment paper

Confidence

78%

PossibleThermal degradation and smoke at high heat

PossibleMold or bacterial growth if stored wet or damp

PossibleAdhesion failure and paper fragments in food

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 slow cooker liners: see the full ranking