Devia UV Matt Light Curing Film 0.19mm for Smartphones – Made of PET Material#13#10#13#10Professional Matte Light-Curing Film made of 0.19mm thick PET material, designed for curved smartphone screens, the use of a vacuum machine with a 30W UV lamp sold separately (GSM178053) is required for film application. For the curing to be correct, it is necessary to turn off the smartphone beforehand. After 3 minutes, we obtain a hardness of 6H, the bottom layer of the film remains soft to protect the screen from breakage. The matte surface reduces glare, improves visibility in daylight and effectively reduces fingerprints.