We produce Organic cotton towel as well. Organic cotton grown without pesticides from plants which are not genetically modified. We use Azo free dyes which are friendly to human body. The Azo free dyes means no metals(non-Benzedrine) in it and all are natural dyes. Bleaching process of organic cotton towel we not use hypochlorite bleach, which is again nt good for human body.Copy of Oeko tex certificate and Copy of organic certificate we can provide as well. We do organic cotton towel in all sizes and different GSM.