Excellent Crystal Impression Trays - #4 Medium Lower Arch - Perforated, Clear

Crystal Impression Trays - #4 Medium Lower Arch - Perforated, Clear Plastic 12/Pk. Ideal for use with color-changing materials. Rounded, anatomical edges ensure patient comfort. Back retention rim helps reduce gagging. Occlusal ridges maintain space to eliminate bite-through. Non-slip handle with finger rest is marked for easy size identification. Package of 12 trays