Ingenious feel, smooth ass finger contact. With knife or nail ego naturally have not tried to destroy, but seems to be very scratch resistant. Fascinating how the "glass film" best sucks after preparation, in the area of the gaps, even as if by magic on the screen. I bought two, (one for the phone to my wife, another model). Perfect fit cut. at the end of the "suction process" you only have time with the "dry wipe" Step wipe 2, finished. The manual is of course mega shit. English and something Slavic, sauklein written and orange on white paper. Man, I'm Over50. The packaging is gigantic consuming, you think you grab the single chip computer for the next Mars mission from. The glass is great and the operation is zero point zero beeinträchtigt.Selbst the "Staubansaugung" This display has become considerably less. By the way, let the finger from the "detachment and re-install". That's Megas ******* ..... kriegste never clean without bubbles and Krümmel `plan. It has, like a real silicone joint, just a try !!!!