NeoDrys advanced inner core traps moisture quickly to provide a superior dry field. No messy leaks, even with the core fully saturated. Its moisture proof backing protects the cheek from abrasion and bounces light into the working area. Our patented Comfort Edgereg eliminates stiff abrasive material that causes patient discomfort. Absorption, protection and comfort make NeoDrys far superior to any other product on the market.