Meet 3mk HardGlass for Samsung Galaxy Z Fold4 (Front) — ultra‑clear tempered glass engineered for your foldable’s outer display.

Tired of micro‑scratches and greasy smudges dulling your front screen? The 9H HardGlass front screen protector shields against keys and drops while a premium oleophobic coat keeps it silky‑smooth and easy to wipe clean.

Precision 2.5D edges and a slim 0.3 mm profile preserve flawless touch response and pocket‑friendly comfort.

Protect your Samsung Galaxy Z Fold4 with professional‑grade clarity and durability — add 3mk HardGlass to your cart now.

HardGlass has a hardness of 9H.

It is the highest protection against scratches. Even sharp objects such as a knife or keys are no longer a threat.

The highest quality finish and durability.

HardGlass owes many hours of hardening at 420°C.

Comfortable use thanks to rounded edges made in 2.5D technology.

Improved manufacturing process and 0.3mm thickness enhance impact protection.

The new oleophobic layer in HardGlass gives an even better tactile sensation.

It provides an extremely smooth and pleasant glide.

The coating has greater resistance to greasy stains, acids and other corrosive substances, which facilitates their removal from the glass surface.

The perfect reproduction of the displayed colors is due to the perfectly clear, multi-layer structure of HardGlass glass.

It does not discolor, thanks to the properties that remain unchanged throughout the entire period of use.

Easy installation and perfect touch sensitivity right up to the edges thanks to the non-sticky Inviscid-Sil.

In HardGlass, its density and adhesion properties have been additionally increased, which reduces any micro-interference between the glass layer and the screen.

Possible reassembly and disassembly has been facilitated by a layer protecting the top side of the glass.

In addition, it keeps them intact during transport and storage.

The HardGlass production process is compliant with standards and environmentally friendly.

The components used in the production of glass come from Japanese suppliers.