The Ballistic SG Series case offers three layers of protection. The first and outermost layer is made of soft TPU which will help absorb the shock of a drop. In addition, this first layer is co-molded onto layer number two, which is made of a tough impact resistant polycarbonate. Last but not least, the third layer, which is the inner-most layer, is made of a soft silicone. This layer also includes Ballistic corners, which means all four corner have extra shock absorption where you need it the most. Features:3-layers of protection Soft TPU skin Impact resistant polycarbonate Ballistic corners for ultimate drop protection.