Bio Balance GOTSBio Balance is a 100% organic mixed yarn (55% organic wool and 45% organic cotton) that's GOTS certified. This ensures that all standards concerning organic materials, environment, and sustainability have been adhered to that demands concerning coloring processes, wastewater treatment, and the quality of the finished yarn are controlled, and that social and working conditions are all within ILO. GOTS is the only eco label thats recognized