Octane for iPhone 6/6s Black/Black. Incipio's impact absorbing Octane(TM) Case is precision engineered with a rigid Plextonium(TM) polycarbonate back shell and a shock absorbent Flex2O(TM) TPU textured bumper. Finished with a contrasting colorful bumper, the Octane(TM) Case takes protection to the next level