ODLO only works with material suppliers who are OEKO-TEX 100 and/or Bluesign-certified, have their own certified testing facilities, or work very closely with an independent laboratory. ODLO's entire underwear and base layer ranges are certified with OEKO-TEX 100.

ODLO is a member of Fair Wear Foundation - an independent multi-stakeholder organisation that works with brands, workers and industry influencers to improve labour conditions in garment factories.

For more information about Fair Wear Foundation: fairwear.org