Patent attributes
A method includes sending a dental impression kit to a user including dental trays of different sizes including a first set of dental trays having a first size and a second set of dental trays having a second size, a base putty, and a catalyst putty, where the base putty and the catalyst putty are mixable to form a putty mixture for creating dental impressions. The method includes receiving dental impressions created using the first set of dental trays, the first set of dental trays having been selected by the user based on a fit of a first dental tray of the first set on a dental arch of the user relative to a fit of a second dental tray of the second set, and manufacturing a plurality of dental aligners specific to the user and being configured to reposition one or more teeth of the user.