WEARABLE SCIENCE

Sourcing the Future of Fashion

Substanz promotes the bio-based and circular economy by connecting fashion brands with verified bio-based and low-impact materials — from vegan leather alternatives and innovative textiles to specialist trims.

MATERIAL SOURCING

Verified materials, ready to source

Every material is vetted for origin, composition, and certifications before it reaches our network.

MIRUM® Pebble
from €0.00

Prices exclude VAT, taxes and shipping. Materials are shipped from Germany.

MIRUM® is a bio-based leather alternative developed by Natural Fiber Welding.

Designed for structured bags, small leather goods, belts, accessories and top-stitched applications requiring low stretch and minimal drape, MIRUM® has a premium leather-like appearance and a natural, non-plasticky hand feel.

Material & Composition

  • 100% bio-based content

  • USDA Certified BioPreferred®

  • Plastic-free

  • Made from FSC-certified natural rubber, plant oils, agricultural by-products including cork and coconut husk, natural fibres, mineral fillers and natural pigments

  • No petroleum-based PU or PVC

Biodegradation

MIRUM® is biodegradable.

Performance

MIRUM® is water-resistant and designed for structured applications. ISO durability testing is currently not available.

Technical Specifications

  • Thickness: 1.2 mm

  • Backing: 100% Lyocell jersey

  • Colours / Finishes: Olive Pebbled, Cognac Pebbled

  • Engraving: Suitable for laser engraving

  • Embossing / heat stamping: Not generally recommended

  • Manufacturing: Illinois, USA

Elevate™ Luxe Nappa
from €0.00

Prices exclude VAT, taxes and shipping. Materials are shipped from Germany within the EU or from the US on an EXW basis. Local duties and taxes are not included.

Elevate™ Luxe is a bio-based leather alternative developed by Uncaged Innovations.

Designed for soft, draped garments, bags, accessories and quilted applications requiring medium stretch.

Material & Composition

  • 95% bio-based plant content / 5% mineral content

  • Made using non-food agricultural grain by-products

  • USDA Certified BioPreferred®

  • Petroleum-free pigments and chemistry

  • No petroleum-based PU or PVC

Biodegradation

A third-party LCA reports 33% biodegradation within six months under the tested conditions. The material contains less than 1% bio-based PU coating.

Performance

Developed against 10 ISO performance standards for leather fashion applications. Technical documentation available upon request.

Technical Specifications

  • Thickness: 0.7–0.8 mm

  • Backing: 100% TENCEL™ Lyocell interlock

  • Stretch: Medium

  • Water resistance: ISO Water Spotting Grade 5 — 16 hours without bubbling or halo formation

  • Engraving: Suitable for laser engraving

  • Embossing / stamping: Not recommended

  • Manufacturing: New York State, USA

MIRUM® Nappa
from €0.00

Prices exclude VAT, taxes and shipping. Materials are shipped from Germany.

MIRUM® is a bio-based leather alternative developed by Natural Fiber Welding.

Designed for structured bags, small leather goods, belts, accessories and top-stitched applications requiring low stretch and minimal drape, MIRUM® has a premium leather-like appearance and a natural, non-plasticky hand feel.

Material & Composition

  • 100% bio-based content

  • USDA Certified BioPreferred®

  • Plastic-free

  • Made from FSC-certified natural rubber, plant oils, agricultural by-products including cork and coconut husk, natural fibres, mineral fillers and natural pigments

  • No petroleum-based PU or PVC

Biodegradation

MIRUM® is biodegradable.

Performance

MIRUM® is water-resistant and designed for structured applications. ISO durability testing is currently not available.

Technical Specifications

  • Thickness: 1.2 mm

  • Backing: 100% Lyocell jersey

  • Colours / Finishes: Olive Pebbled, Cognac Pebbled

  • Engraving: Suitable for laser engraving

  • Embossing / heat stamping: Not generally recommended

  • Manufacturing: Illinois, USA

· LINEARITY · NULL GRAD · LOOMMU · CONFITURE · ESTER CELLUTTI · LUCKY NELLY · IRO · MACNAS · ANJARA · ARTAVAZD · LOUÉ · University of the Arts London · CISL Alumni · Singapore Fashion Council

· LINEARITY · NULL GRAD · LOOMMU · CONFITURE · ESTER CELLUTTI · LUCKY NELLY · IRO · MACNAS · ANJARA · ARTAVAZD · LOUÉ · University of the Arts London · CISL Alumni · Singapore Fashion Council

TRUSTED MATERIAL SUPPLIER & CONSULTANT TO 20+ BRANDS & INSTITUTIONS

CONSULTANCY

Sustainable materials strategy for fashion brands

From material selection and sourcing to prototyping and production, we help brands make better material decisions and build more reliable supply chains.

TESTIMONIALS

What partners say

"Working with Anastasia is like unlocking a secret superpower. She moves effortlessly between craft, concept, and people — she makes things work."

Revoltech, Material R&D company

"Anastasia, through Substanz, has become a key figure in the world of bio-based materials — one of the only real bridges between emerging materials and production."

Confiture, Independent Brand

"We are truly thrilled with the products – they are beautiful. We're especially pleased because we have worked for a long time to make the material easier to work with and to find someone capable of showcasing it at its best. We believe we have achieved both goals"

Grado Zero, Material R&D company

KNOWLEDGE

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Frequently Asked Questions

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