Technical Data： Material: 40% silver+60% cotton Type: knitting Shielding: RF & LF Electromagnetic fields Frequency range: 30MHz to 30GHz Damping (dB): 40-65dB Color: khaki Fabric width: 59-63 inch Size: Each piece is 60" inch wide. If you order more than 1 quantities and need continuous length please indicate this in Seller Notes.Bulk orders will get big discounts. It is great fabric and enjoyed by many wholesalers Highlights: -Durable ( much thicker and more durable than other shielding fabrics ) -Washable (Better not wash too often and hands washable in pure cold water . No bleach) -Soft and Stretch -Very gentle to body -Permeable to air, foldable -Anti-radiation（RF/EMI/EMF/LF blocking and earthing） -Anti-electrostatic/ESD -All natural ( without chemicals ) -Antiseptic ( reduces bacteria, mildew, microbial, smell, etc ) -Thermodynamic ( regulates temperature ) -Permanent ( lasts for the life of the product ) -Good and healthy to body -This Creates a Conductive Grid That Corresponds to the Idea of a Faraday Cage. -Amradield supplier Usage for Garments, Drapes, Bedding, Curtains,Tents,etc.Effective Shielding for CellTowers,Microwave Signals,Phones,Smart Meters,Security Systems, Radar, Military Broadcast, etc and More. Making Anti-static Cloth, Wireless Meter Shielding, E-textiles, Shielding Curtain, EMP and EMI Radiation Reduction. High-shielding Conductive Fabric for Blocking RF Signals Such as Cell, Bluetooth, WiFi, GPS. As an Insert in the Wallet or Handbag to Protect Your Credit Cards from Data Theft. Shipment: Worldwide. If you need swatch samples or check shipping cost or any other questions please feel free to contact us. Remark: Do not cut the inner package and the goods when you open the parcel by knife or scissors. Test: 1. Wrap your mobile from 4 sides and wait for a while. Then call it by another phone. Singal will become very weak or no singal. 2. Test both readings on detector V/m and uW/cm2 to meet low or high frequency model,sometimes fabric needs grounding to test.