The Green Lion Picasso 3D Privacy Glass With Alignment Tray for iPhone 17 Series-Black Edge/Privacy is meant to protect your screen and privacy. It has a 9H rating for hardness. The glass is highly resistant to scratches and impingements, providing durable protection. With the privacy filter applied, the screen's content is completely visible to you, but side viewing is blocked for the myriad of prying eyes. The alignment tray included renders installation free of fuss and without even a single bubble on the iPhone 17 series. Crystal-clear glass with anti-scratch properties means it offers both clarity and toughness. Perfect for anyone with privacy concerns and protection needs, this screen protector offers an elegant black edge that flows with the device, all while retaining touch sensitivity and overall display quality.