Bolwifi is our least expensive but most effective emf protection material.  What’s the snag I hear you say? It’s not see through or breathable and it needs earthing. Blocwifi is an excellent emf protection.  It can be used as a bed mat, placed in strategic areas against wifi etc. Commonly its used to secure against RFID fraud. Often it is used to ground beds and usually completely removes dangerous night time body voltage from your sleeping environment.  Ensuring another reversal of the modern worlds potentially disastrous effect on your nocturnal world.