Dental Teeth Shade Guide Professional Porcelain 3D R-20 Tooth Whitening Shade Chart with 20 Colors, Dental Bleaching Shade Tab for Dentist Tracking Teeth Whitening Course

• 20 Tooth Color Guide: 20 Professional teeth whitening shade guides with laser engraved numbering, easy to read and long lasting.
• Easy to Use: Tooth Shade Guide with graved numbering for easy use, tracking and compare whitening effect
• High Quality: Comes in stylish aluminum case with mirror, portable and easy to keep
• Feature: Dental shade chart has unique appearance design and fluent outline
• Whitening Comparison: Take out the dental shade guide and place it next to your teeth, then compare them to find the closest color value and view that color value.