Touch screen cell phone signal function bag for samsung galaxy s4

Suitable for 5.8 inch screen phone below ; This product appearance the nylon fabric, with nano materials refined but become, put mobile phone in a bag, special nanometer blocking layer will automatically cut off waves, make you without shutdown can avoid interruptions;Products with two layers inside, put inside a layer is shielded cell phone signals, cell phone couldn't get through.Outside layer just to reduce the radiation, does not affect cell phone use. ignal attenuation