protection case for iphone4/4s 1.Anti-skidding&wear 2.Fast delivery ... 3.Safe package 4.PC and TPU material PC TPU Mobile Phone case ... mobile phone accessories mobile phone case ,mobile phone pouch ,cell phone case ,silicon case ,crystal case ,horizontal case ,vertical case,etc Material: PC+TPU ... again.9.No any harm to human protection case for iphone4/4s