Grape-marc sheet
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Composition by Mass
Price Benchmark
Price benchmark not verified for this entry; request a grade-specific quotation.
Suitable For
Accessories and bag panels; a natural fit for products with a wine-region or food-by-product narrative.
Not Suitable For
Not for wet-exposed or high-flex positions.
Known Limits & Failure Modes
Grape marc from winemaking is the by-product input. As with apple and cactus sheets, the polymer matrix usually accounts for the majority of the weight. REACH compliance is frequently offered in place of a bio-content figure; these answer different questions.
Commonly Cited Certificates
AI-generated illustration. It does not show a specific supplied grade or test result.
OEKO-TEX STANDARD 100
A chemical safety certificate, not an environmental one — a virgin fossil-based PVC sheet can hold a valid one. Because certification is modular, check whether the certificate covers the finished article you are buying or only a yarn, trim or component of it.
AI-generated illustration. It does not show a specific supplied grade or test result.
PETA-Approved Vegan
Rests on a supplier declaration rather than an independent audit, and sets no requirement on chemistry, emissions, recycled or bio-based content — a virgin fossil-based PU sheet qualifies. Presenting it as a sustainability claim is a substantiation risk under the ECGT.