Cruzerlite Smoke High Gloss TPU Case for Nokia Lumia 920 Keep your Nokia Lumia 920 safe and protected in style. Slip your Nokia Lumia 920 in to add color. TPU is more cut and tear resistant than rubber. It is abrasion resistant, and has a high degree of transparency. This skin is more stiff than silicone skins, but remains flexible. Applicaton and removal are easy. Shock absorbent, shatterproof, and anti-scratch material