When the teeth come into contact with something hot, cold or sweet, the sensation is carried directly to the nerves causing painful sensitivity. Its clinically proven formula provides rapid relief within 2 weeks of use, provides prolonged relief with regular use, and creates increased protection against sudden bouts of pain. Colgate Sensitive Rose Protection also contains fluoride for cavity protection and has great flavor. It strengthens enamel and promotes healthy gums. This pack contains 2 tubes - 80g and 80g. Recommended Use: Brush twice a day for 2 minutes each time. Children under 6 years old must have adult supervision