The best phone ring holders come with strong 3M adhesive for a grip that you can count on. You'll find some that are even compatible with car mounts and wireless chargers.

The Fitfort Phone Ring Holder has amassed 4.6 stars and nearly 14,800 glowing reviews on Amazon.

Jsoerpay Cell Phone Ring Holder, Transparent Ring Holder 360°Rotation Finger Ring Stand, Clear Cell Phone Kickstand Compatible with Most of Phones, Tablet and Case, (2Silver+1Black+1Rose Gold) ...