Mobile phone pad: 1. Material: PU,it's nontoxic,odorless,recyclable and environmental 2. can firmly stick to any flat surface without leaving any trace of goods. 3. sticky from the surface of numerous small suction cups instead of chemicals. 4. normal use can be a very wide temperature range (-50 degrees -200 degrees). 5. has a good hydrophobicity, water cleaned to maintain the original performance. Note: 1. the dust will reduce the use of results, please use water to clean. 2. avoid this product to use with non-planar