Biotech start-up WTRLSS has unveiled a digital dyeing and finishing system that cuts water consumption in denim production by up to 99.99 percent, with major denim manufacturer Ha-Meem Group running the first production pilot.

Per-garment water in denim dyeing and finishing currently totals about 20 gallons per pair of jeans. WTRLSS's technology reduces that figure to two tablespoons, the company said.

Ha-Meem, one of the world's largest denim manufacturers and a supplier to Levi Strauss, Gap, H&M and others, has partnered on the pilot. The denim industry generates roughly $100 billion in annual revenue and ranks as one of the most water-intensive textile sectors. WTRLSS positions its first-of-its-kind platform as a single-step replacement for the multi-stage dyeing and finishing sequence used at conventional denim mills. WTRLSS says early product adoption is already underway.

What changes at the dye house?

The platform collapses dye and finish stages into one application step. WTRLSS has not yet disclosed production volumes or which Ha-Meem facility will run the trial.

If the 99.99 percent reduction holds at commercial scale, denim sourcing teams will need to redraw the mill-side water-intensity line that brand water targets rely on. The current 20-gallon per-garment figure has anchored denim's reputation as a water-heavy textile category; replacing it with a two-tablespoon residual would reshape how denim benchmarks against the sustainability commitments apparel groups cite publicly.

What do sourcing teams need next?

Brands sourcing from Ha-Meem should expect pilot-yard specifications before any conversion to bulk production. Sourcing and quality teams will want:

• Shade approval data against approved lab dips
• Hand-feel and shrinkage performance on trial yardage
• Wash-down and finishing compatibility tests
• Confirmation that the process covers Ha-Meem's existing dye recipe range

Levi Strauss, Gap and H&M will need to verify that fabric performance matches conventional indigo before authorising the switch across their denim product.

Where does this sit on the sourcing curve?

Mill-level water intensity sits where effluent rules and brand-level water stewardship overlap. A sub-1 percent residual at the dye step would tighten denim's standing against sustainability benchmarks — provided verification links back to tier-1 supply-chain disclosures and passes the audit trail buyers and compliance teams will demand.

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