The first stage which will takes 60 minutes is the high gloss diamond polish thorough stain removal treatment using a high power air jet followed by a high gloss polish and diamond paste this is followed by taking impressions for your custom made whitening trays stage 2 about a week later is to return for 20 minutes to fit your whitening trays and provide instructions on how to apply the whitening gel you will enjoy diamond white combination package including high gloss diamond pol