This is what I decided to use. Works pretty well to hold glasses, hand sanitizer, phone, etc. Seems to stay in place. Don't cover up buttons completely, but does make it hard to see "Save" button.
https://www.amazon.com/gp/product/B07G3QLH9B/ref=ppx_yo_dt_b_asin_title_o03_s00?ie=UTF8&psc=1