DescriptionThis is a practical signal blocking bag. Made of materials, durable and practical to use.Uniform and exquisite sewing process, neat and orderly, firm and not easy to break.Super large capacity with transparent cards slot, it can store change, bank cards, keys. It canprevent radiation, harassment, positioning, information leakage and shielding signals.Features-Color: Silver -Material: Fiber -Size: 18.20X11.50X0.10cm;/7.15X4.52X0.04in; -Uniform and exquisite sewing process, neat and orderly, firm and not easy to break.- Sealed structure, more secure against radiation.- Anti-radiation, suitable for pregnant women.- The fiber material is durable to use.- Wide range of functions: prevent radiation, harassment, positioning, information leakage, shielding signals.