Manufactured in an extremely pliable PVC that allows for easier and more efficient mixing of impression materials. With a large stabilizing base and an ultra smooth surface. Mixes will be bubble-free. The unique flexible design allows inside-out folding. All bowls can be used with most automatic alginate mixers and are a fun and attractive addition to any dental operatory or laboratory. Available in your choice of size and translucent color. Latex-free. Non-Autoclavable Large (4.5″ x 3″, volume 600cc)