The best way to protect your OnePlus 9 is to use a OnePlus 9 protective glass. Here's a great deal that's optimised to protect your screen and is made with solid quality.

Features of this tempered glass for OnePlus 9:

• Excellent protection against scratches and tears.
• Protects the screen from accidental knocks and drops of the phone.
• Goes ALL the way to the edge - use of case therefore recommended not.
• Ultra-thin tempered glass with a thickness of only 0.3mm.
• Good quality.
• Made in a discreet design with rounded corners following the shape of the phone.
• Black frame for a stylish look.
• Safe 'anti-explosion' function - the protective glass will never shatter and be dangerous.
• Cleaning kit for the screen before mounting is included.

The security of your phone use is thus clearly greater when you use this kind of OnePlus 9 screen protection. The risk of an expensive and annoying screen repair is thus significantly reduced and you can safely use all features of your smartphone.