Sanxir is leader in cell phone radiation shielding is providing advanced scientific research into new classes of Nanoscale Graphene-based materials, which is a significant improvement over prior electromagnetic shielding materials. Certified and independent laboratory tested double shielding technology embedded in front flap blocks up to 98 percent of EMF and RF cell phone radiation without blocking the cell phone signal. Sanxir methodologies for shielding the cell phone radiation only use technologies block radiation which is directed towards the user’s body and will not cause the phone to increase output power. <br> <b>Double shielding material is used on the front cover only, Please keep the shielded front flip cover between your body and cellphone at all time</b>, no matter if used in your ear, or carried in your pocket. <br> <br> <b>Manufacturing Process:</b><br> Sanxir's cases are precision made of premium vegan leather, they look stylish and feel nature and soft while remaining free of animal products. The durable soft TPU full-body inner case comes with cushioned shockproof edge and ensures your phone against drops and bumps. Provides great dual-layer protection for your cellphone. All features were rigorously thought out and tested from materials of cases to design of cases. <br> <br> <b>Multi-Functional:</b><br> Sanxir's cases features three card slots with RFID protection and a side pocket for money or additional cards. While using this case, it allows for the ability to downsize to the basic daily necessities without worrying about a purse or large handbag. Kickstand feature for Face Time, Video Watching.<br> <br> <b>Lifetime Warranty</b><br> If there are any non-artificial product issues about our cases, please contact us immediately. We will send you another new case FREE. In order to pursue a higher customer experience satisfaction, all cases sold by our store are covered with <b>LIFETIME WARRANTY</b>.