Smitsy, Bessie May's softest ever 100% fine merino wool, aran weight. Machine Wash as well, in 18 colours that make it difficult to choose! http://www.bessiemay.com/handknitting-yarn-by-range/thea-bea-handknitting-wool-range/thea-bea-smitsy-aran-fine-merino-handknitting-wool