The 64 Most Ethical and Sustainable Clothing Brands from Europe Birdsong is a boutique label producing gorgeous womenswear. Its clothes are handmade in London by knitters and seamstresses earning above the London living wage. The business is built on a philosophy of fairness and authenticity, promising customers "no sweatshop, no photoshop". Birdsong's products are inclusively sized from 2XS-3XL.