- Crewneck with ribbed collar - Circle Moon logo tonal embroidery below collar in center - Black MARINE SERRE branded label stitched on upper back below collar - Cover stitching along hem and cuffs with self-fabric bias finish Materials Grey Organic cotton All of the cotton that Marine Serre sources for the BORDERLINE collection is certified GOTS (Global Organic Textile Standard). This certification is the worldwide leading textile processing standard for organic fibers and provides credible assurance of responsible manufacturing with the least chemical inputs. In terms of shapes, the House proposes a wide range of everyday styles taken directly from the sportswear universe. 100% Cotton