These are plastic sliding yarn guides for the EEW Nano eSpinner. These are an optional accessory that I make free to the community to replace the metal sliding hooks that come with the EEW Nano.

For more information about the EEW Nano you can check out this page: https://www.dreamingrobots.com/eew-nano/

For more fiber tools from Dreaming Robots, see their store at www.dreamingrobots.com