IFJ_3_2024_synthfabrics_fisher_lycra1 Ken Norberg July 23, 2024 2 Views Lycra T400 EcoMade fiber is a bicomponent polyester fiber made from 50% recycled PET bottles and 18% renewable plant-based materials that provides moderate stretch and excellent shape retention. Lycra T400 EcoMade fiber is a bicomponent polyester fiber made from 50% recycled PET bottles and 18% renewable plant-based materials that provides moderate stretch and excellent shape retention.