These are 3 sets of upper and lower small medium and large perforated trays of each size.
Our trays have rounded edges with an undercut made with a welded wire for the better retention of impression material.
Trays are made up of high quality stainless steel and felt a little heavy in weight as compare to the others in the market.
It offer strong resistant to distort when taking out the cast from the tray.
It is resistant to corrosion and highly polished surface facilitate to remove the dry impression material.
It is normal to get foggy when put it inside the mouth.
Its foggy-ness does not affect its retention to hold the impression material because retention is mainly derived from the perforated surface and margins with the undercut.