This product features a blend of eco-friendly materials, including:

-Main fabric: 100% cotton, comprising 32% OCS certified organically grown cotton and 34% RCS certified recycled cotton (total 66% sustainable cotton in main fabric, with the remaining 34% also being cotton)
could be re written as
-Main fabric: 100% cotton, with 32% OCS certified organically grown cotton and 34% RCS certified recycled cotton
-Secondary fabric: 95% OCS certified organically grown cotton, 5% elastane