Natural Swiss Shield High Frequency Radiation Protection Box Canopy King - 84 Inches Wide x 88 Inches Long x 78 Inches High with Potential for Further Height of 36 inches via Adjustable Strap PROTECT with our CELL TOWER SHIELDING bed canopy SHIELD your FAMILY with our EMF shielding bed CANOPY EASY INSTALLATION Wi-Fi microwave radiation SHIELDING canopy Shielding Effectiveness 99.99% or 40 dB at 1000 MHz made in the UK Offers protection from wi-fi, DECT, cell towers, smart meters and other wireless devices