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| Duckworth✕ Montana brand making US-made merino wool shirts, base layers, sweatshirts, jackets and socks from wool grown on the Helle family ranch and Rocky Mountain growers. | Ibex✕ Merino wool outdoor clothing — base layers, socks and jackets — founded in Vermont in 1997, now based in Boulder. | ALUMO✕ Swiss shirting-fabric maker using extra-long-staple Supima and Sea Island cotton, plus cashmere and linen blends, woven at partner mills. | |
|---|---|---|---|
| Type | Brand | Brand | Mill |
| Location | United States | Boulder, US | Herisau, CH |
| Fibers | Merino | Merino | Cotton · Organic cotton · Linen · Cashmere |
| Makes | Tops & tees, Shirts, Pants & skirts, Base layers, Outerwear, Socks, Accessories | Base layers, Socks, Outerwear | Fabric & yarn |
| Services | — | — | Weaving |
| Entry price | $$$ · Base layer top $125 | $$$ · Base layer top $135 | — |
| Min. order | Not stated | Not stated | Not stated |
| Certified | None listed | None listed | GOTS |
| Natural | Not 100%. Some blends | Not 100%. Some blends | Not 100%. Some blends |
| Founded | — | 1997 | 1918 |