The Ultimate Aesthetic Bracket! Contoured shape for increased patient comfort. Super Clear Sapphire, 99.998% purity. Completely transparent and stain free. Mechanical base system for excellent bond strength with coated based system. Anatomical base shape for accurate placement. Low friction slot design and color ID dot. Bracket Features: Crystal clear monocrystalline sapphire Stain resistant High bond strength Easy debonding Low bracket profile.