Up to 12 shades whiter after 6 applications!!!
Enhanced Non-Sensitive Formula Teeth Whitening Gel Penï¼ FDA Registered enhanced non-sensitive formula with carbamide peroxide designed to minimize tooth sensitivity It is also safe for braces bridges crowns caps and veneers. Whiten your teeth 4 shades whiter in only the 10 min first application..0 inches (W) x 10.