TENSION CONTROL TO GENTLY CLEAN JUST BELOW THE GUMLINE. CLEANS POWERFULLY. GLIDES 50% EASIER. CleanTech fiber cleans effectively and comfortably. Y-shape to easily reach back teeth & molars. Tension control technology. Helps remove plaque, protect against cavities & bad breath, and promote gum health as part of a comprehensive dental program. RECYCLABLE BAG.