Discreetly, invisible, yet highly stable.
The new revolutionary 4smarts Second Glass Set
protects your smartphones front and the back completely reliable.

Precise, ultra-thin protective glasses obtained thereby contour and color of the device.


Guaranteed highest device protection without changing the color or contour of the smartphone.
This is the new breakthrough concept of 4smarts Second Glass Set.

The known display glass has been extended with a glass protector that keeps the phone from damage on the back.
Ideal for all purists who love the unobtrusiveness and enjoy the unadulterated form of their device.


The 4smarts Second Glass display protection is barely noticeable and fitting exactly

on the smartphone screen, like a protective skin.


  • Protection of the display and the back of the device, each with tailor-made Second Glass
  • Transparent Second Glass obtains the contours and color of your smartphone
  • Ultrathin tempered glass (only 0.3 mm thin) with rounded edges, for a pleasant touch & feel sensitivity
  • Extremely hard glass with a surface hardness of 9H (to a Mohs hardness scale of 1 to 10, 10 equals the hardness of a diamond)
  • A fingerprint-resistant oleophobic coating and the anti-fingerprint technology repels oil, dust and dirt
  • Easy to clean, quickly to install and removable with no residue
  • Retina compatible, ultra clear and 100% colorfast
  • 2.5D rounded edges
  • Second Glass for 1x Front page and 1x back page

  • 4smarts screen protector made of tempered glass for front and back side
  • damp alcohol cleaning cloth
  • microfiber cleaning cloth
  • antistatic adhesive film for dust removal
  • protects the smartphone LCD and the back side
For compatibility check the label on the package.

In the Japanese factory, the glasses are manufactured in a highly sophisticated production process.

Complicated thermal manufacturing steps let the bending ability and hardness increase extremely.

With a surface hardness of 9H, it is comparable to sapphire crystal.
The 4smarts Second Glass secures the LCD screen from bumps and scratches caused by sharp objects such as knives, keys and tools.

explore other products