ADR Mats for a Safe and Sound, Good Night's Sleep These mats are an electric field shield, which utilizes ADR advanced technology to protect your body from harmful effects of electromagnetic radiation during sleep. When we sleep (and in daily life) we're constantly exposed to electromagnetic fields that are emitted by electrical cables (within walls too) and electrical devices (even turned off) that are not visible, but can still have a negative effect on your health. With an ADR Mat - an Electric Field Shield - under your mattress, the negative impact of electric...