303 Protectant vs Griot's Interior Detailer: which is safer?

Griot's Interior Detailer is the clear pick. 303 Protectant carries a failing PFAS grade, and we never recommend buying a failing product.

303 Protectant

303 Protectant

PFAS grade

F 40/100

Overall grade

F 0/100

Verdict

Skip

Hazard flags

⚑ 5

Material

UV protectant/water-repellent coating (unspecified polymers)

Confidence

45%

LikelyVolatile organic compounds (VOCs) from spray propellant and carriers

PossibleSkin and eye irritation from direct contact

PossibleRespiratory sensitization or irritation from repeated aerosol exposure

Why this grade

Our pick

Griot's Garage

Griot's Interior Detailer

PFAS grade

A 100/100

Overall grade

A 92/100

Verdict

Buy

Hazard flags

⚑ 2

Material

water-based detergent/cleaner concentrate

Confidence

72%

PossibleSurfactant irritation (skin and eye contact)

PossibleMicrobial growth in diluted solution

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 fabric treatment sprays: see the full ranking