1. It is made of TPU material.2. i JELLY METAL case design protects from scratches and scrffs.3. Glossy and classy soft shell give your phone a fabulous tailored look.4. If it contaminated with dirt, do not use liquid or aerosol cleaners.5. Use a dry cloth for cleaning.6. Do not apply too much impact or over exertion of power.7. Excessive exposure to flame or direct sunlight can be a cause to color change.