The proof behind the stone.
HMS is backed by patents, industrial use, technical data, customer results, awards, and real wash performance.
KEY NUMBERS
97% less material
Lab-backed durability comparison against pumice.
97% less CO2
Selected model comparing HMS and pumice material use.
Up to 20% lower water level
Selected transport-related comparison.
37.5x more durable
HMS eliminates the sludge stream caused by pumice breakdown.
Over €125k/month estimated savings
Based on HMS being hydrophobic and not absorbing water like pumice.
No pumice sludge
Based on a 1M garments/month model with stated assumptions.
Disclaimer:
These figures depend on recipe, factory setup, production volume, local utility costs, waste treatment costs, and trial conditions. Site-specific validation is recommended.
AWARDS AND RECOGNITION
Recognized by global innovation platforms.
HMS has been recognized by global innovation, sustainability, and textile platforms for its potential to change denim washing.
Grand Prize Winner of Techstyle for Social Good Global Innovation Challenge
Incubatee of The Mills Fabrica UK & Hong Kong
Winner of Temasek Trust Amplifier Programme
Mentee of Pangaia
Strong presence at Kingpins, Bluezone Munich, Denimsandjeans, and global denim platforms
INDUSTRY TRUST
Trusted across manufacturing, design, education, and innovation.
HMS works with manufacturers, brands, designers, and education platforms to make cleaner denim finishing easier to adopt.
Registered supplier of Levi Strauss & Co.
Registered supplier of Kontoor Brands
Partnerships with global manufacturers and mills
Distributed in 20+ countries
References available upon request
SAITEX CASE STUDY
Saitex reduced sludge and transport volume while keeping the look.
Saitex reported that HMS helped reduce both transportation and sludge volume by approximately 90%, while maintaining wash aesthetics.
90% less
sludge volume
90% less transport weight
100% maintained wash aesthetics
“Compared to traditional pumice stones, HMS has allowed us to reduce both transportation and sludge volume by approximately 90%.”
TECHNICAL DOCUMENTS
Need documentation for internal review?
We can support brand and factory teams with technical documents, trial guidance, product information, certification-related documents, and comparison data.
For industrial users:
Ready to test HMS in your process?
For creative users:
Want to see the tools behind the workshops?
Pumice breaks down. HMS holds up.
Traditional pumice creates sludge, dust, extra handling, storage pressure, and hidden costs.
HMS is designed to create authentic abrasion with far less waste and more control.