- GUM Sonic Sensitive replacement heads, pack of 2 units for electric toothbrush - Especially suitable for people with sensitive gums and teeth - Deep and gentle cleaning, softly removing dental plaque - Preserve tooth enamel and care for gums thanks to their gentle design - Advanced technology allows access to hard-to-reach areas of the mouth - Compatible with a wide range of GUM Sonic electric toothbrushes - Easy installation and ergonomic shape for greater comfort of use - Maintain daily oral hygiene and contribute to a healthy, fresh smile