Saves time and produces a sleeker, presentation-worthy model! Premixed filler eliminates time spent mixing alginate filler or grinding out stone from lower impressions. As a void filler, it fills bubbles, air pockets, missing teeth, and undercuts, to enhance the fit of appliances and bleaching trays. Easy to form, it is water-soluble and requires no setup or cleanup. Nontoxic. 1.13 Kg. resealable container.