Solo Trays are anatomically designed, the holes being large enough to retain the impression material. 25 trays and handles per box. Their rigid design helps to ensure greater accuracy when creating impressions, and their smoother rims and edges are a benefit to patient comfort. Each impression tray has an easy grip handle and a unique handle and tray interlock which forms the true disposable unit. Blue. Disposable.
The plastic cannot bend or warp out of position, so it has better accuracy when taking impressions.
Ideally yes, this will help to protect the soft tissues of your patient's mouth from sharp edges or corners.