Selected material:The PC+PU covers are hard,the TPU in the middle is soft,the flex-rigid structure can provide better protection.the materials are healthy without harmful substance. Full protection:the case protects your phone 360?? from scratches and shocks,Non-slip, anti-sweat, anti-fingerprint and anti-dust. Special design:the air cushions in the corners will protect the phone from shocks when the phone drops accidentally.also,the lens are surrounded to avoid scratches. Perfect fit:the precise cutouts guarantee excellent access to all ports, buttons, cameras, speakers, and microphones. Easy use:the case can be put on/put off easiy,no special tools are needed.