Certified by the Responsible Wool Certified, or signature Scottish-spun lambswool has a fibre diameter of c. 18.5 microns. It is one of the world's finest and softest lambswool. (most average 21-24 microns).

The wool arrives in Scotland, where it is spun and dyed on the banks Loch Leven in Kinross on a nature reseve by Todd & Duncan, one of the finest Scottish Mills. They use a pioneering and cyclical process that helps to protect the environment in and around the Loch.