As said in the title. The shell protects well, the plastic is hard enough and did the job. The ledges prevents the screen from touching the ground if that is posed "screen against earth".
However, the picture is not very savvy with respect to the apple. This is not like the picture .. it's not sold anywhere. it's a shame because we just bought this protection for its design and image. I put 3/5 but it is clear 2.5 / 5