Toothbrush Head Replaceable Sonic Compatibility for Philips Sonicare's Brush(Black 20pc)

- Sonic replacement brush head, compatible with specific electric toothbrush models to meet daily replacement needs. - Designed for corresponding models, easy to install and remove, hassle-free replacement. - Matches the usage characteristics of sonic electric toothbrushes, suitable for regular care scenarios. - Simple to operate in daily use, adapting to most people's usage habits. - As a replacement accessory, it helps maintain the normal use of electric toothbrushes.