samsung galaxy tab a screen guard

The formulas are described as silicon dioxide (SiO2) — microscopic glass particles suspended in a liquid solution.

Product descriptions claim the coating increases surface hardness to a 9H level.

Application methods vary by kit: wipe-on applications, a twist pen that you glide across the screen, or spray-on kits where you spray then spread with the included sponge.

They include an oleophobic property that restores and improves anti-fingerprint performance and are described as compatible with fingerprint readers while keeping the screen smooth and responsive.

No. Descriptions state these coatings do not repair existing cracks or scratches — they add a thin protective layer and improve strength but won’t make a damaged screen fully shatter- or scratch-proof.

Kits commonly include cleaning and application accessories such as a screen cleaner spray and a microfiber cloth; spray kits also list a dedicated application sponge.

Some product listings advertise monetary coverage amounts (examples include $250, $350, and $500), and product details also mention a 30‑Day Limited Warranty.