MARK3® Disposable Impression Trays are high quality plastic trays with superior material retention and a posterior rim lock, restricting secondary flow or gagging. Also built in is an occlusal surface space minimizer, and finger rest ledges for easy removal. MARK3® Impression Trays prioritize patient comfort and consistently accurate impressions. Disposable Impression Tray #8 Upper Right- Lower Left Includes: (12) Trays Non-Latex