Recycled rubber and plastics aren't inherently safe. They can contain lots of toxins. I'd prefer just the shrooms, sans the crud. https://www.theguardian.com/

Recycled rubber and plastics aren't inherently safe. They can contain lots of toxins. I'd prefer just the shrooms, sans the crud. https://www.theguardian.com/us-news/2019/jun/25/lawmakers-concerned-chemicals-rubber-playgrounds-push-safety-rules https://www.theguardian.com/us-news/2019/jun/25/lawmakers-co...