Yarn made of fully traceable nettle fibre. Nettle bark is extracted from the plant to produce the fibres, they are sprayed with a unique DNA marking technology. The markers physically marks, traces and authenticates products, to ensure traceability from the source. They withstands the transformation of raw materials at all stages of processing. The nettle fibre can be blended with cotton, lyocell, wool and cupro, is used in the production of fabrics for clothing.