This electric toothbrush head is designed for Oral B Braun bases that accept Cross Action style replacement heads. Use it as an oral b replacement head for routine brushing at home or while travelling.The Cross Action bristle layout helps contact multiple tooth surfaces during brushing. It offers a practical alternative to replacing the complete electric toothbrush when only the brush head needs changing.Each pack includes 8 replacement brush heads for regular rotation. Check your toothbrush base connection and head shape before purchase to confirm compatibility.Rinse the oral b brush head thoroughly after each use and allow it to air dry. Replace the electric toothbrush head when the bristles become worn or spread, and store spare heads in a clean, dry place.