The layering, material and shade of the shade guide tabs correspond with those of the SR Phonares II teeth. This enables clinicians to exactly determine the shade for the removable denture prosthetics fabricated with SR Phonares II, available in 16 A-D and 4 Bleach shades. This shade guide is suitable to determine the shade of: SR Phonares II SR Phonares II Typ SR Phonares II Lingual