In germany we have tapestry that blocks hf signals. I could not find an English shop that sells it with nice pattern, but you can always use something like thi

In germany we have tapestry that blocks hf signals. I could not find an English shop that sells it with nice pattern, but you can always use something like this : https://consciousspaces.com/products/yshield-hnv100-emf-shielding-fleece https://consciousspaces.com/products/yshield-hnv100-emf-shie...