Features: brand new and high quality Anti-radiation(RF/EMI/EMF/LF blocking and earthing); Anti-electrostatic /ESD As an Insert in the wallet or in handbag to protect your credit cards from data theft. Durable ( much thicker and more durable than other shielding fabrics ) Replaces standard reinforcement fabric to save costs Signal Shielding such as cell, Bluetooth-compatible, WiFi, GPS. Usable in wall render or concrete Specifications: Material: Antistatic Fabric Color: As Pictures Shielding efficiency: 70-90db Surface resistance: 0.05 Size:approx 2x1.1M/78.74x43.3in 1x1.1M/39.37x43.3in 0.5x0.5M/19.7x19.7in 3x1.1M/118.1x43.3in Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Package includes: 1PC x Signal Shielding Fabric Cloth