Inno-Pak INNOBOX EDGE Compostable Kraft
Skip until coating composition is transparent; compostability doesn't exclude PFAS.
Footprint's INNOBOX EDGE is marketed as compostable kraft packaging without disclosing its water and grease-resistant coating chemistry. Compostable certification doesn't guarantee PFAS absence.
The better-graded swap
Vegware
Vegware Compostable Microflute Takeaway Box
100/100 safety
Same rubric that flunked this product. The swap earned Excellent.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Kraft paper with unspecified water/grease-resistant coating
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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What Inno-Pak INNOBOX EDGE Compostable Kraft is made of, ingredients and materials
Inno-Pak INNOBOX EDGE is kraft paper (virgin or recycled cellulose fibers) with an applied water and grease barrier coating of unspecified chemistry. The coating is critical because uncoated kraft absorbs moisture and oils, making it unsuitable for food contact; the coating prevents that degradation. However, Footprint has not publicly disclosed whether this barrier uses PFAS-free or PFAS-containing chemistry, which is the primary safety concern for this product class.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Waterproof / stain-resistant treatment
Water-repellent coating treatments have historically used PFAS.
PFAS
Kraft coating must resist water and oil to function; if not PFAS-based, may contain wax, bio-based polymers, or other synthetics. Footprint has not disclosed which type, creating uncertainty about leaching of unknown coating components into food.
Source, ATSDR ↗Ink or adhesive off-gassing and migration
Kraft boxes often use soy-based or other inks and adhesives for assembly. Migration into food is generally low at room temperature but possible in fatty or acidic foods; no product-specific testing data available.
Degradation and fragmentation during storage or composting
Coated kraft may delaminate if exposed to moisture or temperature swings, shedding coating fragments. If coating is synthetic, ingestion of small fragments is unlikely to cause acute harm but represents loss of barrier function and potential microparticle exposure.
What’s reassuring
Chlorine or bleach residues from kraft pulping
Modern kraft production typically uses elemental chlorine-free (ECF) or totally chlorine-free (TCF) bleaching. Footprint has not stated which process is used for INNOBOX EDGE, but residual levels in food-contact paper are generally regulated below concern in North America.
BPA & bisphenols
BPA and BPS are not typical kraft paper additives, but some adhesives or thermal-reactive coatings may contain them. No evidence found for INNOBOX EDGE; risk is low but not fully excluded without full disclosure.
Source, FDA ↗How is this PFAS grade calculated?
The brand's record and disclosure
Footprint markets the INNOBOX line as sustainability-focused and compostable, emphasizing environmental benefits. The company has not published a detailed chemical disclosure or PFAS commitment statement for this specific product line as of available records. Industry awareness of PFAS in food packaging coatings is increasing, but Footprint's silence on coating composition is notable given competitor transparency efforts in the compostable packaging space.
How it compares in its category
Compostable kraft boxes are marketed as alternatives to plastic-lined paperboard or paperboard with fluorinated coatings. However, the performance advantage (water/grease resistance) typically requires barrier coatings that may contain PFAS or other fluorinated chemicals, or non-fluorinated alternatives like polyhydroxyalkanoates or wax. Without Footprint's specific coating data, this product sits in an ambiguous middle ground, better than conventional plastic-lined cartons for landfill impact, but potentially equal in chemical hazard if PFAS is present.
If you buy it
Use INNOBOX EDGE for dry foods (bakery, grains, non-oily items) and room-temperature storage only. Do not use for hot foods, fatty foods, or prolonged wet storage until coating composition is confirmed. If composting at home, verify your facility accepts coated kraft; commercial industrial composting typically handles these materials. Request chemical disclosure from Footprint or Inno-Pak before bulk purchase for food business use.
What is not known about PFAS in this product?
- Basis
- Model estimate, 42% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Inno-Pak has made none
Formulations change between production runs, so check the current label. How we grade.
What are the PFAS-free alternatives to Inno-Pak INNOBOX EDGE Compostable Kraft?
- Plant-based fiber pulp (compostable)
- A third party reports verifying it as PFAS-free
- Microbe/mold growth if stored damp
2 hazards checked on this product, all on its full breakdown.
Eco-Products
Eco Products WorldView Compostable Take-Out Containers EP-SCRC32
- Plant-based fiber (compostable sugarcane bagasse)
- A third party reports verifying it as PFAS-free
- Bleaching agents and processing residues
3 hazards checked on this product, all on its full breakdown.
Eco-Products
WorldView Sugarcane Take-Out Containers
- Sugarcane bagasse (post-consumer fiber)
- A third party reports verifying it as PFAS-free
- Cellulose fiber degradation and food contact
2 hazards checked on this product, all on its full breakdown.
More food packaging grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.