Seawool® and Cotton Blend Launches New Era of US Sustainable Fashion

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Seawool® and Cotton Blend Launches New Era of US Sustainable Fashion

Creative Tech Textile / Hans Global, headquartered in Tainan, is setting a new standard in the U.S. textile industry with the launch of a groundbreaking fabric blend that combines 40% Seawool eco-fiber and 60% cotton. The development targets American demand for both cost-efficiency and sustainability, furthering the brand’s ongoing commitment to circular innovation and environmental responsibility.

From Waste to Wardrobe: The Seawool® Revolution

Seawool®, the company’s signature fiber, represents a leap in sustainable textile engineering. Sourced from upcycled oyster shells and reclaimed ocean plastics, it has already gained traction with major U.S. retail brands eager to integrate eco-conscious materials into outdoor, athletic, and lifestyle garment collections. The new cotton-Seawool blend builds on this legacy, combining the comfort and familiarity of cotton with Seawool’s performance benefits and a positive environmental footprint.

Eddie Wang, Founder and CEO of Creative Tech Textile / Hans Global, said, “Seawool® is our ‘emerald from the ocean’—a sustainable material born from upcycled oyster shells and engineered for everyday comfort. With our new 60/40 cotton-Seawool® blend, we’re showing that circular textile innovation can scale globally to empower our US customers while creating new possibilities for today’s consumers.”

Key Benefits: Odor Resistance, Thermal Regulation, and Cost Savings

Unlike conventional cotton, the Seawool® blend is engineered to deliver exceptional odor resistance, making garments stay fresher, longer, particularly important in athletic and outdoor wear. The inclusion of oyster-shell powder lends thermal regulation, maintaining temperature stability by leveraging the material’s low thermal conductivity.

From a production perspective, the value shines through. The company now produces 2,500 tons of Seawool® annually, giving new life to 500 tones of oyster shells each year. The cost advantage is a game changer—Seawool® is estimated at just one-tenth the cost of down and one-twentieth the cost of high-grade wool, making sustainability genuinely accessible.

Scaling Circular Innovation

With sustainability front and center in the international fashion industry—an agenda echoed at COP30 this month—Creative Tech Textile / Hans Global is demonstrating that circular processes are not only possible but profitable and scalable. By transforming what was once considered waste into valuable, functional material, the firm is leading by example, helping apparel brands replace conventional textiles and reduce their environmental impact at scale.

Delivering on the Promise of Eco-Performance

Garments crafted from the new cotton-Seawool® blend offer both ethical and functional advantages. Consumers benefit from softness, reliable odor control, and year-round thermal consistency, while brands can champion traceable, responsible sourcing practices.

About Creative Tech Textile / Hans Global

Founded in 2010 and based in Tainan, Taiwan, Creative Tech Textile / Hans Global has earned a reputation for pioneering textile sustainability. The company’s achievements include patenting the Seawool® material and becoming a Bluesign®-certified manufacturer is committed to environmental protection, safety, and circular production standards. As the brand continues to scale, expect to see Seawool® blends replacing resource-intensive staples and driving a new generation of U.S. fashion toward real sustainability.

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