TrollFoil - By TrollDental

The only articulating foil you will need.
TrollFoil gives you perfect markings on highly polished surfaces, even damp. Extremely thin for the highest precision possible. 
Ultra thin (8 microns)
No need to use forceps
Ink on both sides
Removable protective strip
Precise markings
Consistent markings
Effective on wet surfaces
Mounted on a rigid frame
Always stretched and straight

The foil covers half the dental arch. The fact that it is mounted in a semi-rigid frame means that the foil is always flat and stretched.
Distinctive markings on all surfaces.
Precise diagnosis, even on wet surfaces, polished surfaces, porcelain and gold. A light tap from the patient and you get the perfect mark.