Scientifically proven D3O? impact material which absorbs and dissipates impact. An advanced TPU formula renowned for its excellent flexibility and abrasive resistance. A slim-fitting design with access to all functions of the device. Created with a high performance TPU formula known for its excellent flexibility and abrasive resistance. Impact Shell case for the Nokia Lumia 630 / 635 offers premium impact protection for the device you love in a minimalistic, stylish design. What's in the box Tech21 Impact Shell Nokia Lumia 630/635