Do buy Organic cotton is considered among the environmentally sound fabrics. Photograph: Tarzhanova/Getty Images/iStockphoto Look for natural fibres such as linen, organic cotton and wool, with recognised certifications such as Gots (Global Organic Textile Standard). I am a bit obsessed with working with cotton and how much you can do with it, says Natalie Hasseck, creative director at the brand Rise & Fall. You can make it contemporary and almost architectural, or wispy, soft and gentle.