
Keystone Tray Aways are disposable impression trays made from rigid, high-impact FDA-approved styrene for use with alginate and other impression materials where detailed reproduction and dimensional stability are essential. The perforated #9S lower anterior design features smooth rounded edges, interior retention slots, and vertical perforations to enhance material retention and help produce consistent, distortion-free impressions without bite-through. Each bag contains 12 trays.
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Keystone Tray Aways are disposable impression trays made from rigid, high-impact FDA-approved styrene for use with alginate and other impression materials where detailed reproduction and dimensional stability are essential. The perforated #9S lower anterior design features smooth rounded edges, interior retention slots, and vertical perforations to enhance material retention and help produce consistent, distortion-free impressions without bite-through. Each bag contains 12 trays.
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