KnowledgeCotton Apparel Maple underwear are crafted from soft cotton/elastan fabric with branded elasticated waistband. Cut to a regular fit3-pack95% Organic Cotton 5% ElastaneThese underwear are GOTS certified.GOTS is the world’s leading certification standard for organic textiles including both ecological and social criteria. GOTS covers every step in the production process from the fiber to the finished garment. This garment is made with organic materials, GOTS certified by Ecocert Greenlife, Lic.No. 151833.