Features 1、Excellent Material: This shielding cloth is made of 20% copper acid and 80% polyester, ensuring shielding frequency, reducing mobile phone signal intrusion and wireless instrument interference, protecting your health and secrets, and preventing data leakage and theft. 2、High Efficiency: This high conductive shielding cloth can effectively block 99% of wireless frequencies, such as electromagnetic fields (EMF) and electromagnetic interference (EMI). It can prevent potential harmful frequencies and potential data theft from individual tools. 3、Advantages: This blocking cloth has excellent conductivity, shielding effect, thermal conductivity, ductility, weather resistance, and friction resistance. It is easy to squeeze and process, so you can use it with confidence. 4、Temperature Resistance: This shielding cloth can withstand high and low temperatures from ‑4℃ to 85℃, ensuring your security and guard under various conditions, making it a reliable shielding and protective companion. 5、Wide Application: This high conductive blocking cloth is suitable for making radiation resistance clothing, curtains, phone bags, computer case covers, antitheft wallets, outdoor waist bags, passport covers, and is suitable for daily and outdoor use. Specification Item Type: High Conductive Blocking Cloth Material: Cupric Acid, Polyester Width: Approx. 1.1m / 3.6ft Thickness: 0.08mm Color: Silver Grey Appearance: Plain Grain Shielding Efficiency: 70-90DB Surface Resistance: 0.05Ω Performance: Shielding Band: 10kHz-30GHz Shielding Effect: Effectively block electromagnetic radiation, shielding value up to 99.9999% Good conductivity and shielding effect Excellent thermal conductivity Good stretchability Easy to compress processing Excellent erosion resistance and weather resistance Good friction resistance performance, up to 5000000 times Application: For making anti radiation clothing, anti radiation curtain, anti radiation phone bag, anti radiation computer cover host case cover. Make RFID antitheft wallet, card bag, outdoor Fanny pack, passport cover and so on. Such products. For effective shielding of high frequency electromagnetic radiation, such as industrial high frequency furnace, mobile comm, computer, household appliances, transmitting station, medical instrument and other industries. For high grade electromagnetic shielding, such as controlling space electromagnetic interference, preventing electronic information leakage, and ensuring information. Army information security supplies, touchscreen gloves, shielding tents, shielding room radiation shielding cloth. Package List 1 x Shielding Cloth