2.5D ceramic film is a unique product to protect the smartphone screen in the form of foil. The film is 0.33 mm thick, which distinguishes it from thinner hydrogel foils. Nevertheless, its protection is similar to that of toughened glass. The product is available with a printed frame adapted to the smartphone model. Additionally, it comes in variants for models with curved screens. The film conducts the touch perfectly. The product is made of a material containing polymer nanoparticles.