Colgate Ultra Soft +5500 Toothbrush,

Slim Soft Advanced has innovative dual core bristles with a strong base and <0.01mm ultra soft slim tips (diameter of bristle tip is less than 0.01mm) to provide deep, yet gentle cleaning.

Features:

• Has innovative dual core bristles that have a strong base and <0.01mm ultra soft slim tips
• These bristles gently reach 7x deeper below the gum line and clean 2.4x deeper in between teeth for superior plaque removal