Reynolds Kitchens Slow Cooker Liners vs Slow Cooking Liners: which is safer?

Slow Cooking Liners is the clear pick. Reynolds Kitchens Slow Cooker Liners carries a failing PFAS grade, and we never recommend buying a failing product.

Reynolds Kitchens Slow Cooker Liners

Crock-Pot

Reynolds Kitchens Slow Cooker Liners

PFAS grade

F 15/100

Overall grade

F 0/100

Verdict

Skip

Hazard flags

⚑ 3

Material

Plastic-coated paper liner; coating type not disclosed

Confidence

35%

PossibleUndisclosed Teflon-family coating or water-resistant coating (possible Teflon-type coating/PFOA relatives)

ReportedCoating degradation and migration with age or heat

PossibleMicroplastic or paper fiber shedding when heated or punctured

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