How to Install?
1,Separate it into 3 pieces,take the outer soft shell off, apart the outer shell from one side first.
2. Separate the bumper, pry up the 4 locked corners will be more easily.
3. Insert your iPhone and make sure the dual layer bumper locking tightly.
4.Making sure the buttons and cutouts at the right position, snap on the TPU back cover. Done!