Purely Listed analysis
Duckworth is included as a Purely Listed research candidate because its catalog includes relevant natural-fiber products. Use the score as a starting point, then verify the exact product page before buying.
Brand detail
Duckworth
Wool-forward basics and performance apparel; strong merino source story, but socks and performance items need blend verification.
72Purely Score
B
What to verify before buying
Verify at least three current official product pages for exact fiber percentages, polyester, nylon, acrylic, elastane/spandex, recycled PET, viscose/bamboo viscose, trims, waistbands, closures, linings, finishes, and shipping packaging.
Best for
Merino base layers, socks, outdoor layers, and wool basics.
Material risk
Current product-listing risk terms detected: polyester, nylon, acrylic, modal, rayon. Continue to verify item-level composition, linings, trims, thread, waistbands, closures, finishes, and packaging before treating any product as plastic-free.
Score rationale
Score revised from 84 to 72 in the 2026-06-29 second-pass audit. Current product-listing risk terms detected: polyester, nylon, acrylic, modal, rayon. The score reflects current official product evidence rather than broad sustainability positioning.