FIRSTBITE POSTERIOR TRAYS DISPOSABLE PK50
Disposable Double Arch Impression Trays allow the dentist to simultaneously record the master impression, counter impression and a bite registration in a single impression procedure. They are made of a rigid polystyrene tray material and have a thin gauze webbing. Anterior tray has stiff cross arch stability and small lingual strut. Half arch trays have side walls that decrease in height as the tray extends to the posterior. There are generous side flanges on anterior and full arch trays.