12 pcs. (3×4) Floss Action Replacement Brush Heads Compatible with Oral-B Electric Toothbrush Handles. Substitute for EB25, EB25-4 and other. Fully Compatible With Oral-B Black, Deep Sweep, SmartSeries, ProSeries, Triumph, Advance Power, ProfessionalCare, ProfessionalCare SmartSeries, Vitality Floss Action, Vitality Dual Clean, Vitality CrossAction, Vitality Precision Clean, Vitality Pro White, Vitality Sensitive, Vitality TriZone. Replacements by ORAX® PearlClean.