Firefly flossers are easy to use for children and parents. The fun colors and cool Firefly shape make these flossers 100% kid friendly. Use Firefly flossers daily to help reduce and fight gingivitis. Firefly flossers are a fun and easy way to help kids practice good oral hygiene at an early age. Features easy grip handle textured grip areas narrow flosser head nylon thread floss 4 fun colors for kids 4-12 years old.