The video shows a Selective pressure impression taken for completely edentulous maxillary arch. It shows how frenal attachments can be very different. The impression is made with a close fit tray, border moulding is done by using low fusion impression compound, and wash impression is made with light body condensation silicone
![](https://i.ytimg.com/vi/JdH5YFqZi78/mqdefault.jpg)