FWIW, there are yarn companies in the US that do recycled plastic yarns. http://www.patrickyarns.com/green-recycled/earthspun/ http://www.patrickyarns.com/green

FWIW, there are yarn companies in the US that do recycled plastic yarns. http://www.patrickyarns.com/green-recycled/earthspun/ http://www.patrickyarns.com/green-recycled/earthspun/ does it, they've been sold via companies like PuraKai for shirts. This said, I'm not sure if this is a good idea in the first place if it just leaches out microplastics per Tharkun's comment. If they wanted to be more open, Junk in your Trunks could consider showing their full supply chain, similar to what services like https://www.sourcemap.com https://www.sourcemap.com do.