Colgate Total Pro Gum Health Interdental Floss 25m. Improves gum health. Slides easily between teeth without shredding. Removes plaque between teeth and gums. Specifically designed to effectively remove plaque from between your teeth, so you can achieve an all-around clean to keep both teeth and gums healthy. Nylon. Keep out of reach of children. Hold the floss tightly between your thumbs and your index fingers and gently slide it between teeth. Slowly move the floss up.